Add rudimentary css parser
Doesn't actually parse declaration values yet.
This commit is contained in:
parent
6f682f1e91
commit
f6f8088b64
293
Cargo.lock
generated
293
Cargo.lock
generated
@ -1,3 +1,5 @@
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# This file is automatically @generated by Cargo.
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# It is not intended for manual editing.
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[[package]]
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name = "autocfg"
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version = "0.1.2"
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@ -8,6 +10,14 @@ name = "bitflags"
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version = "1.0.4"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "c2-chacha"
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version = "0.2.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"ppv-lite86 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "cfg-if"
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version = "0.1.6"
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@ -21,6 +31,44 @@ dependencies = [
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"bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "cssparser"
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version = "0.27.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"cssparser-macros 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"dtoa-short 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
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"itoa 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
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"matches 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
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"phf 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"proc-macro2 1.0.9 (registry+https://github.com/rust-lang/crates.io-index)",
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"quote 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
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"smallvec 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"syn 1.0.16 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "cssparser-macros"
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version = "0.6.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"quote 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
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"syn 1.0.16 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "dtoa"
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version = "0.4.5"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "dtoa-short"
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version = "0.3.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"dtoa 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "fuchsia-cprng"
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version = "0.1.1"
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@ -35,6 +83,16 @@ dependencies = [
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"new_debug_unreachable 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "getrandom"
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version = "0.1.14"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
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"libc 0.2.67 (registry+https://github.com/rust-lang/crates.io-index)",
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"wasi 0.9.0+wasi-snapshot-preview1 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "html5ever"
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version = "0.22.5"
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@ -50,7 +108,7 @@ dependencies = [
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[[package]]
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name = "idna"
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version = "0.1.5"
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version = "0.2.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"matches 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
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@ -65,12 +123,12 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "lazy_static"
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version = "1.3.0"
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version = "1.4.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "libc"
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version = "0.2.49"
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version = "0.2.67"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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@ -88,7 +146,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "maplit"
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version = "1.0.1"
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version = "1.0.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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@ -118,7 +176,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "percent-encoding"
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version = "1.0.1"
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version = "2.1.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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@ -129,6 +187,16 @@ dependencies = [
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"phf_shared 0.7.24 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "phf"
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version = "0.8.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"phf_macros 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"phf_shared 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"proc-macro-hack 0.5.11 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "phf_codegen"
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version = "0.7.24"
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@ -147,6 +215,28 @@ dependencies = [
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"rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "phf_generator"
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version = "0.8.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"phf_shared 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"rand 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "phf_macros"
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version = "0.8.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"phf_generator 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"phf_shared 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"proc-macro-hack 0.5.11 (registry+https://github.com/rust-lang/crates.io-index)",
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"proc-macro2 1.0.9 (registry+https://github.com/rust-lang/crates.io-index)",
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"quote 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
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"syn 1.0.16 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "phf_shared"
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version = "0.7.24"
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@ -155,11 +245,34 @@ dependencies = [
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"siphasher 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "phf_shared"
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version = "0.8.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"siphasher 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "ppv-lite86"
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version = "0.2.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "precomputed-hash"
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version = "0.1.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "proc-macro-hack"
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version = "0.5.11"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"proc-macro2 1.0.9 (registry+https://github.com/rust-lang/crates.io-index)",
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"quote 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
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"syn 1.0.16 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "proc-macro2"
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version = "0.4.27"
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@ -168,6 +281,14 @@ dependencies = [
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"unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "proc-macro2"
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version = "1.0.9"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"unicode-xid 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "quote"
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version = "0.6.11"
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@ -176,13 +297,21 @@ dependencies = [
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"proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "quote"
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version = "1.0.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"proc-macro2 1.0.9 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "rand"
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version = "0.6.5"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"autocfg 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
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"libc 0.2.49 (registry+https://github.com/rust-lang/crates.io-index)",
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"libc 0.2.67 (registry+https://github.com/rust-lang/crates.io-index)",
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"rand_chacha 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
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"rand_core 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"rand_hc 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
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@ -194,6 +323,19 @@ dependencies = [
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"winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "rand"
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version = "0.7.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"getrandom 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)",
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"libc 0.2.67 (registry+https://github.com/rust-lang/crates.io-index)",
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"rand_chacha 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
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"rand_core 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
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"rand_hc 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"rand_pcg 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "rand_chacha"
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version = "0.1.1"
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@ -203,6 +345,15 @@ dependencies = [
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"rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "rand_chacha"
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version = "0.2.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"c2-chacha 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
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"rand_core 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "rand_core"
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version = "0.3.1"
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@ -216,6 +367,14 @@ name = "rand_core"
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version = "0.4.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "rand_core"
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version = "0.5.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"getrandom 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "rand_hc"
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version = "0.1.0"
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@ -224,6 +383,14 @@ dependencies = [
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"rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "rand_hc"
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version = "0.2.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"rand_core 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "rand_isaac"
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version = "0.1.1"
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@ -237,7 +404,7 @@ name = "rand_jitter"
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version = "0.1.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
|
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"libc 0.2.49 (registry+https://github.com/rust-lang/crates.io-index)",
|
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"libc 0.2.67 (registry+https://github.com/rust-lang/crates.io-index)",
|
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"rand_core 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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@ -249,7 +416,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"cloudabi 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
|
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"fuchsia-cprng 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"libc 0.2.49 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"libc 0.2.67 (registry+https://github.com/rust-lang/crates.io-index)",
|
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"rand_core 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"rdrand 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
|
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"winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
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@ -264,6 +431,14 @@ dependencies = [
|
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"rand_core 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
|
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]
|
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|
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[[package]]
|
||||
name = "rand_pcg"
|
||||
version = "0.2.1"
|
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source = "registry+https://github.com/rust-lang/crates.io-index"
|
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dependencies = [
|
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"rand_core 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
|
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]
|
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[[package]]
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name = "rand_xorshift"
|
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version = "0.1.1"
|
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@ -289,12 +464,13 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
|
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name = "sanitizer"
|
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version = "0.1.0"
|
||||
dependencies = [
|
||||
"cssparser 0.27.2 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"html5ever 0.22.5 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"maplit 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"string_cache 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"typed-arena 1.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"url 1.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"maplit 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"string_cache 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
|
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"typed-arena 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
|
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"url 2.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
|
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]
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[[package]]
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@ -327,17 +503,27 @@ name = "siphasher"
|
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version = "0.2.3"
|
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source = "registry+https://github.com/rust-lang/crates.io-index"
|
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|
||||
[[package]]
|
||||
name = "siphasher"
|
||||
version = "0.3.1"
|
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source = "registry+https://github.com/rust-lang/crates.io-index"
|
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|
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[[package]]
|
||||
name = "smallvec"
|
||||
version = "0.6.9"
|
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source = "registry+https://github.com/rust-lang/crates.io-index"
|
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|
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[[package]]
|
||||
name = "smallvec"
|
||||
version = "1.2.0"
|
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source = "registry+https://github.com/rust-lang/crates.io-index"
|
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|
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[[package]]
|
||||
name = "string_cache"
|
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version = "0.7.3"
|
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source = "registry+https://github.com/rust-lang/crates.io-index"
|
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dependencies = [
|
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"lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"new_debug_unreachable 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"phf_shared 0.7.24 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"precomputed-hash 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
@ -346,6 +532,18 @@ dependencies = [
|
||||
"string_cache_shared 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "string_cache"
|
||||
version = "0.8.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
dependencies = [
|
||||
"lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"new_debug_unreachable 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"phf_shared 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"precomputed-hash 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"serde 1.0.88 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "string_cache_codegen"
|
||||
version = "0.4.2"
|
||||
@ -373,6 +571,16 @@ dependencies = [
|
||||
"unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "syn"
|
||||
version = "1.0.16"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
dependencies = [
|
||||
"proc-macro2 1.0.9 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"quote 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"unicode-xid 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "tendril"
|
||||
version = "0.4.1"
|
||||
@ -385,7 +593,7 @@ dependencies = [
|
||||
|
||||
[[package]]
|
||||
name = "typed-arena"
|
||||
version = "1.4.1"
|
||||
version = "2.0.1"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
|
||||
[[package]]
|
||||
@ -409,14 +617,19 @@ name = "unicode-xid"
|
||||
version = "0.1.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
|
||||
[[package]]
|
||||
name = "unicode-xid"
|
||||
version = "0.2.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
|
||||
[[package]]
|
||||
name = "url"
|
||||
version = "1.7.2"
|
||||
version = "2.1.1"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
dependencies = [
|
||||
"idna 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"idna 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"matches 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"percent-encoding 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"percent-encoding 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
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|
||||
|
||||
[[package]]
|
||||
@ -424,6 +637,11 @@ name = "utf-8"
|
||||
version = "0.7.5"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
|
||||
[[package]]
|
||||
name = "wasi"
|
||||
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|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
|
||||
[[package]]
|
||||
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|
||||
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|
||||
@ -446,38 +664,57 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
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||||
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||||
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|
||||
"checksum unicode-normalization 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)" = "141339a08b982d942be2ca06ff8b076563cbe223d1befd5450716790d44e2426"
|
||||
"checksum unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "fc72304796d0818e357ead4e000d19c9c174ab23dc11093ac919054d20a6a7fc"
|
||||
"checksum url 1.7.2 (registry+https://github.com/rust-lang/crates.io-index)" = "dd4e7c0d531266369519a4aa4f399d748bd37043b00bde1e4ff1f60a120b355a"
|
||||
"checksum unicode-xid 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "826e7639553986605ec5979c7dd957c7895e93eabed50ab2ffa7f6128a75097c"
|
||||
"checksum url 2.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "829d4a8476c35c9bf0bbce5a3b23f4106f79728039b726d292bb93bc106787cb"
|
||||
"checksum utf-8 0.7.5 (registry+https://github.com/rust-lang/crates.io-index)" = "05e42f7c18b8f902290b009cde6d651262f956c98bc51bca4cd1d511c9cd85c7"
|
||||
"checksum wasi 0.9.0+wasi-snapshot-preview1 (registry+https://github.com/rust-lang/crates.io-index)" = "cccddf32554fecc6acb585f82a32a72e28b48f8c4c1883ddfeeeaa96f7d8e519"
|
||||
"checksum winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)" = "92c1eb33641e276cfa214a0522acad57be5c56b10cb348b3c5117db75f3ac4b0"
|
||||
"checksum winapi-i686-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
|
||||
"checksum winapi-x86_64-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
|
||||
|
||||
11
Cargo.toml
11
Cargo.toml
@ -5,9 +5,10 @@ authors = ["Tyler Hallada <tyler@consider.co>"]
|
||||
edition = "2018"
|
||||
|
||||
[dependencies]
|
||||
cssparser = "0.27.2"
|
||||
html5ever = "*"
|
||||
lazy_static = "1.3.0"
|
||||
maplit = "1.0.1"
|
||||
string_cache = "0.7"
|
||||
typed-arena = "1.4.1"
|
||||
url = "1.7.2"
|
||||
lazy_static = "1.4.0"
|
||||
maplit = "1.0.2"
|
||||
string_cache = "0.8"
|
||||
typed-arena = "2.0.1"
|
||||
url = "2.1.1"
|
||||
|
||||
@ -58,6 +58,7 @@ pub struct Sink<'arena> {
|
||||
quirks_mode: QuirksMode,
|
||||
}
|
||||
|
||||
#[derive(Debug)]
|
||||
pub struct Node<'arena> {
|
||||
pub parent: Link<'arena>,
|
||||
pub next_sibling: Link<'arena>,
|
||||
@ -67,6 +68,7 @@ pub struct Node<'arena> {
|
||||
pub data: NodeData<'arena>,
|
||||
}
|
||||
|
||||
#[derive(Debug)]
|
||||
pub enum NodeData<'arena> {
|
||||
Document,
|
||||
Doctype {
|
||||
|
||||
136
src/css_parser.rs
Normal file
136
src/css_parser.rs
Normal file
@ -0,0 +1,136 @@
|
||||
use cssparser::{
|
||||
AtRuleParser, CowRcStr, DeclarationListParser, DeclarationParser, ParseError, Parser,
|
||||
ParserInput, QualifiedRuleParser, RuleListParser, SourceLocation,
|
||||
};
|
||||
use std::error::Error;
|
||||
|
||||
#[derive(Debug)]
|
||||
pub struct CssRule {
|
||||
pub selectors: String,
|
||||
pub declarations: Vec<CssDeclaration>,
|
||||
}
|
||||
|
||||
#[derive(Debug)]
|
||||
pub struct CssDeclaration {
|
||||
pub property: String,
|
||||
pub value: String,
|
||||
}
|
||||
|
||||
#[derive(Debug)]
|
||||
pub enum CssError {}
|
||||
|
||||
pub type CssParseError<'i> = ParseError<'i, CssError>;
|
||||
|
||||
struct CssParser;
|
||||
|
||||
impl<'i> AtRuleParser<'i> for CssParser {
|
||||
type PreludeBlock = ();
|
||||
type PreludeNoBlock = ();
|
||||
type AtRule = CssRule;
|
||||
type Error = CssError;
|
||||
}
|
||||
|
||||
impl<'i> QualifiedRuleParser<'i> for CssParser {
|
||||
type Prelude = String;
|
||||
type QualifiedRule = CssRule;
|
||||
type Error = CssError;
|
||||
|
||||
fn parse_prelude<'t>(
|
||||
&mut self,
|
||||
input: &mut Parser<'i, 't>,
|
||||
) -> Result<Self::Prelude, CssParseError<'i>> {
|
||||
let location = input.current_source_location();
|
||||
dbg!(&location);
|
||||
let position = input.position();
|
||||
dbg!(&position);
|
||||
while input.next().is_ok() {}
|
||||
Ok(input.slice_from(position).to_string())
|
||||
}
|
||||
|
||||
fn parse_block<'t>(
|
||||
&mut self,
|
||||
selectors: Self::Prelude,
|
||||
_location: SourceLocation,
|
||||
input: &mut Parser<'i, 't>,
|
||||
) -> Result<CssRule, CssParseError<'i>> {
|
||||
dbg!(&selectors);
|
||||
Ok(CssRule {
|
||||
selectors,
|
||||
declarations: parse_declarations(input).unwrap(),
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
pub fn parse_css_stylesheet(css: &str) -> Vec<CssRule> {
|
||||
let mut parser_input = ParserInput::new(css);
|
||||
let mut parser = Parser::new(&mut parser_input);
|
||||
|
||||
let rule_list_parser = RuleListParser::new_for_stylesheet(&mut parser, CssParser);
|
||||
|
||||
let mut rules = Vec::new();
|
||||
|
||||
for result in rule_list_parser {
|
||||
let rule = match result {
|
||||
Ok(r) => r,
|
||||
Err((error, string)) => {
|
||||
eprintln!("Rule dropped: {:?}, {:?}", error, string);
|
||||
continue;
|
||||
}
|
||||
};
|
||||
rules.push(rule);
|
||||
}
|
||||
|
||||
rules
|
||||
}
|
||||
|
||||
pub fn parse_css_style_attribute(css: &str) -> Vec<CssDeclaration> {
|
||||
let mut parser_input = ParserInput::new(css);
|
||||
let mut parser = Parser::new(&mut parser_input);
|
||||
|
||||
parse_declarations(&mut parser).unwrap()
|
||||
}
|
||||
|
||||
#[derive(Debug)]
|
||||
struct CssDeclarationParser;
|
||||
|
||||
impl<'i> DeclarationParser<'i> for CssDeclarationParser {
|
||||
type Declaration = Vec<CssDeclaration>;
|
||||
type Error = CssError;
|
||||
|
||||
fn parse_value<'t>(
|
||||
&mut self,
|
||||
name: CowRcStr<'i>,
|
||||
mut input: &mut Parser<'i, 't>,
|
||||
) -> Result<Self::Declaration, ParseError<'i, CssError>> {
|
||||
Ok(vec![])
|
||||
}
|
||||
}
|
||||
|
||||
impl<'i> AtRuleParser<'i> for CssDeclarationParser {
|
||||
type PreludeBlock = ();
|
||||
type PreludeNoBlock = ();
|
||||
type AtRule = Vec<CssDeclaration>;
|
||||
type Error = CssError;
|
||||
}
|
||||
|
||||
pub fn parse_declarations<'i>(
|
||||
input: &mut Parser<'i, '_>,
|
||||
) -> Result<Vec<CssDeclaration>, Box<dyn Error>> {
|
||||
let mut declarations = Vec::new();
|
||||
let declaration_list_parser = DeclarationListParser::new(input, CssDeclarationParser);
|
||||
|
||||
for declaration_list in declaration_list_parser {
|
||||
let declaration_list = match declaration_list {
|
||||
Ok(l) => l,
|
||||
Err(e) => {
|
||||
eprintln!("CSS declaration dropped: {:?}", e);
|
||||
continue;
|
||||
}
|
||||
};
|
||||
for declaration in declaration_list {
|
||||
declarations.push(declaration);
|
||||
}
|
||||
}
|
||||
|
||||
Ok(declarations)
|
||||
}
|
||||
26
src/main.rs
26
src/main.rs
@ -1,3 +1,4 @@
|
||||
#![warn(clippy::all)]
|
||||
#[macro_use]
|
||||
extern crate lazy_static;
|
||||
#[macro_use]
|
||||
@ -5,6 +6,7 @@ extern crate html5ever;
|
||||
#[macro_use]
|
||||
extern crate maplit;
|
||||
extern crate typed_arena;
|
||||
extern crate cssparser;
|
||||
|
||||
use std::collections::HashSet;
|
||||
use std::default::Default;
|
||||
@ -17,7 +19,9 @@ use url::{ParseError, Url};
|
||||
|
||||
mod arena_dom;
|
||||
mod config;
|
||||
mod css_parser;
|
||||
|
||||
use css_parser::{parse_css_style_attribute, parse_css_stylesheet};
|
||||
use arena_dom::{create_element, html5ever_parse_slice_into_arena, Arena, NodeData, Ref};
|
||||
use config::permissive::{ADD_ATTRIBUTES, ALL_ATTRIBUTES, ATTRIBUTES, ELEMENTS, PROTOCOLS};
|
||||
|
||||
@ -66,9 +70,22 @@ fn transform_node<'arena>(node: Ref<'arena>, arena: Arena<'arena>) {
|
||||
match node.data {
|
||||
NodeData::Document
|
||||
| NodeData::Doctype { .. }
|
||||
| NodeData::Text { .. }
|
||||
| NodeData::Comment { .. }
|
||||
| NodeData::ProcessingInstruction { .. } => {}
|
||||
NodeData::Text { ref contents } => {
|
||||
dbg!(contents);
|
||||
// TODO: seems rather expensive to lookup the parent on every Text node. Better
|
||||
// solution would be to pass some sort of context from the parent that marks that this
|
||||
// Text node is inside a <style>.
|
||||
if let Some(parent) = node.parent.get() {
|
||||
if let NodeData::Element { ref name, .. } = parent.data {
|
||||
if name.local == local_name!("style") {
|
||||
let rules = parse_css_stylesheet(&contents.borrow());
|
||||
dbg!(&rules);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
NodeData::Element {
|
||||
ref attrs,
|
||||
ref name,
|
||||
@ -80,7 +97,6 @@ fn transform_node<'arena>(node: Ref<'arena>, arena: Arena<'arena>) {
|
||||
if let Some(element_attrs) = ATTRIBUTES.get(&name.local) {
|
||||
allowed_attrs = allowed_attrs
|
||||
.union(element_attrs)
|
||||
.into_iter()
|
||||
.cloned()
|
||||
.collect();
|
||||
}
|
||||
@ -89,6 +105,12 @@ fn transform_node<'arena>(node: Ref<'arena>, arena: Arena<'arena>) {
|
||||
if !allowed_attrs.contains(&attrs[i].name.local) {
|
||||
attrs.remove(i);
|
||||
} else {
|
||||
if attrs[i].name.local == local_name!("style") {
|
||||
let css_str = &attrs[i].value;
|
||||
dbg!(&css_str);
|
||||
let declarations = parse_css_style_attribute(css_str);
|
||||
dbg!(&declarations);
|
||||
}
|
||||
i += 1;
|
||||
}
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user