Commit 245b59d4863d6138cddda626f5a7d902e4f1260d
2019-03-04T22:17:23
CSS: Highlight attribute selector (#1671) This adds highlighting for CSS attributes selectors in CSS Extras
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diff --git a/components/prism-css-extras.js b/components/prism-css-extras.js
index cf06b57..6000210 100644
--- a/components/prism-css-extras.js
+++ b/components/prism-css-extras.js
@@ -5,7 +5,37 @@ Prism.languages.css.selector = {
'pseudo-class': /:[-\w]+(?:\(.*\))?/,
'class': /\.[-:.\w]+/,
'id': /#[-:.\w]+/,
- 'attribute': /\[[^\]]+\]/
+ 'attribute': {
+ pattern: /\[(?:[^[\]"']|("|')(?:\\(?:\r\n|[\s\S])|(?!\1)[^\\\r\n])*\1)*\]/,
+ greedy: true,
+ inside: {
+ 'punctuation': /^\[|\]$/,
+ 'case-sensitivity': {
+ pattern: /(\s)[si]$/i,
+ lookbehind: true,
+ alias: 'keyword'
+ },
+ 'namespace': {
+ pattern: /^(\s*)[-*\w\xA0-\uFFFF]*\|(?!=)/,
+ lookbehind: true,
+ inside: {
+ 'punctuation': /\|$/
+ }
+ },
+ 'attribute': {
+ pattern: /^(\s*)[-\w\xA0-\uFFFF]+/,
+ lookbehind: true
+ },
+ 'value': [
+ /("|')(?:\\(?:\r\n|[\s\S])|(?!\1)[^\\\r\n])*\1/,
+ {
+ pattern: /(=\s*)[-\w\xA0-\uFFFF]+(?=\s*$)/,
+ lookbehind: true
+ }
+ ],
+ 'operator': /[|~*^$]?=/
+ }
+ }
}
};
diff --git a/components/prism-css-extras.min.js b/components/prism-css-extras.min.js
index d04698b..436e552 100644
--- a/components/prism-css-extras.min.js
+++ b/components/prism-css-extras.min.js
@@ -1 +1 @@
-Prism.languages.css.selector={pattern:Prism.languages.css.selector,inside:{"pseudo-element":/:(?:after|before|first-letter|first-line|selection)|::[-\w]+/,"pseudo-class":/:[-\w]+(?:\(.*\))?/,"class":/\.[-:.\w]+/,id:/#[-:.\w]+/,attribute:/\[[^\]]+\]/}},Prism.languages.insertBefore("css","property",{variable:{pattern:/(^|[^-\w\xA0-\uFFFF])--[-_a-z\xA0-\uFFFF][-\w\xA0-\uFFFF]*/i,lookbehind:!0}}),Prism.languages.insertBefore("css","function",{operator:{pattern:/(\s)[+\-*\/](?=\s)/,lookbehind:!0},hexcode:/#[\da-f]{3,8}/i,entity:/\\[\da-f]{1,8}/i,unit:{pattern:/(\d)(?:%|[a-z]+)/,lookbehind:!0},number:/-?[\d.]+/});
\ No newline at end of file
+Prism.languages.css.selector={pattern:Prism.languages.css.selector,inside:{"pseudo-element":/:(?:after|before|first-letter|first-line|selection)|::[-\w]+/,"pseudo-class":/:[-\w]+(?:\(.*\))?/,"class":/\.[-:.\w]+/,id:/#[-:.\w]+/,attribute:{pattern:/\[(?:[^[\]"']|("|')(?:\\(?:\r\n|[\s\S])|(?!\1)[^\\\r\n])*\1)*\]/,greedy:!0,inside:{punctuation:/^\[|\]$/,"case-sensitivity":{pattern:/(\s)[si]$/i,lookbehind:!0,alias:"keyword"},namespace:{pattern:/^(\s*)[-*\w\xA0-\uFFFF]*\|(?!=)/,lookbehind:!0,inside:{punctuation:/\|$/}},attribute:{pattern:/^(\s*)[-\w\xA0-\uFFFF]+/,lookbehind:!0},value:[/("|')(?:\\(?:\r\n|[\s\S])|(?!\1)[^\\\r\n])*\1/,{pattern:/(=\s*)[-\w\xA0-\uFFFF]+(?=\s*$)/,lookbehind:!0}],operator:/[|~*^$]?=/}}}},Prism.languages.insertBefore("css","property",{variable:{pattern:/(^|[^-\w\xA0-\uFFFF])--[-_a-z\xA0-\uFFFF][-\w\xA0-\uFFFF]*/i,lookbehind:!0}}),Prism.languages.insertBefore("css","function",{operator:{pattern:/(\s)[+\-*\/](?=\s)/,lookbehind:!0},hexcode:/#[\da-f]{3,8}/i,entity:/\\[\da-f]{1,8}/i,unit:{pattern:/(\d)(?:%|[a-z]+)/,lookbehind:!0},number:/-?[\d.]+/});
\ No newline at end of file
diff --git a/tests/languages/css!+css-extras/selector_attribute_feature.test b/tests/languages/css!+css-extras/selector_attribute_feature.test
new file mode 100644
index 0000000..25d1259
--- /dev/null
+++ b/tests/languages/css!+css-extras/selector_attribute_feature.test
@@ -0,0 +1,269 @@
+[attr] {}
+
+[attr=val] {}
+[attr="val"] {}
+[attr='val'] {}
+[attr|=val] {}
+[attr~=val] {}
+[attr|=val] {}
+[attr^=val] {}
+[attr$=val] {}
+[attr*=val] {}
+
+[foo|attr][*|attr][|attr] {}
+[foo|attr|=val] {}
+
+[attr=val i] {}
+[attr="val" S] {}
+
+[ attr ] {}
+[ attr = val ] {}
+[ attr = val i] {}
+
+[attr="i#m :not(a.class)"] {}
+
+----------------------------------------------------
+
+[
+ ["selector", [
+ ["attribute", [
+ ["punctuation", "["],
+ ["attribute", "attr"],
+ ["punctuation", "]"]
+ ]]
+ ]],
+ ["punctuation", "{"],
+ ["punctuation", "}"],
+
+ ["selector", [
+ ["attribute", [
+ ["punctuation", "["],
+ ["attribute", "attr"],
+ ["operator", "="],
+ ["value", "val"],
+ ["punctuation", "]"]
+ ]]
+ ]],
+ ["punctuation", "{"],
+ ["punctuation", "}"],
+
+ ["selector", [
+ ["attribute", [
+ ["punctuation", "["],
+ ["attribute", "attr"],
+ ["operator", "="],
+ ["value", "\"val\""],
+ ["punctuation", "]"]
+ ]]
+ ]],
+ ["punctuation", "{"],
+ ["punctuation", "}"],
+
+ ["selector", [
+ ["attribute", [
+ ["punctuation", "["],
+ ["attribute", "attr"],
+ ["operator", "="],
+ ["value", "'val'"],
+ ["punctuation", "]"]
+ ]]
+ ]],
+ ["punctuation", "{"],
+ ["punctuation", "}"],
+
+ ["selector", [
+ ["attribute", [
+ ["punctuation", "["],
+ ["attribute", "attr"],
+ ["operator", "|="],
+ ["value", "val"],
+ ["punctuation", "]"]
+ ]]
+ ]],
+ ["punctuation", "{"],
+ ["punctuation", "}"],
+
+ ["selector", [
+ ["attribute", [
+ ["punctuation", "["],
+ ["attribute", "attr"],
+ ["operator", "~="],
+ ["value", "val"],
+ ["punctuation", "]"]
+ ]]
+ ]],
+ ["punctuation", "{"],
+ ["punctuation", "}"],
+
+ ["selector", [
+ ["attribute", [
+ ["punctuation", "["],
+ ["attribute", "attr"],
+ ["operator", "|="],
+ ["value", "val"],
+ ["punctuation", "]"]
+ ]]
+ ]],
+ ["punctuation", "{"],
+ ["punctuation", "}"],
+
+ ["selector", [
+ ["attribute", [
+ ["punctuation", "["],
+ ["attribute", "attr"],
+ ["operator", "^="],
+ ["value", "val"],
+ ["punctuation", "]"]
+ ]]
+ ]],
+ ["punctuation", "{"],
+ ["punctuation", "}"],
+
+ ["selector", [
+ ["attribute", [
+ ["punctuation", "["],
+ ["attribute", "attr"],
+ ["operator", "$="],
+ ["value", "val"],
+ ["punctuation", "]"]
+ ]]
+ ]],
+ ["punctuation", "{"],
+ ["punctuation", "}"],
+
+ ["selector", [
+ ["attribute", [
+ ["punctuation", "["],
+ ["attribute", "attr"],
+ ["operator", "*="],
+ ["value", "val"],
+ ["punctuation", "]"]
+ ]]
+ ]],
+ ["punctuation", "{"],
+ ["punctuation", "}"],
+
+ ["selector", [
+ ["attribute", [
+ ["punctuation", "["],
+ ["namespace", [
+ "foo",
+ ["punctuation", "|"]
+ ]],
+ ["attribute", "attr"],
+ ["punctuation", "]"]
+ ]],
+ ["attribute", [
+ ["punctuation", "["],
+ ["namespace", [
+ "*",
+ ["punctuation", "|"]
+ ]],
+ ["attribute", "attr"],
+ ["punctuation", "]"]
+ ]],
+ ["attribute", [
+ ["punctuation", "["],
+ ["namespace", [
+ ["punctuation", "|"]
+ ]],
+ ["attribute", "attr"],
+ ["punctuation", "]"]
+ ]]
+ ]],
+ ["punctuation", "{"],
+ ["punctuation", "}"],
+
+ ["selector", [
+ ["attribute", [
+ ["punctuation", "["],
+ ["namespace", [
+ "foo",
+ ["punctuation", "|"]
+ ]],
+ ["attribute", "attr"],
+ ["operator", "|="],
+ ["value", "val"],
+ ["punctuation", "]"]
+ ]]
+ ]],
+ ["punctuation", "{"],
+ ["punctuation", "}"],
+
+ ["selector", [
+ ["attribute", [
+ ["punctuation", "["],
+ ["attribute", "attr"],
+ ["operator", "="],
+ ["value", "val"],
+ ["case-sensitivity", "i"],
+ ["punctuation", "]"]
+ ]]
+ ]],
+ ["punctuation", "{"],
+ ["punctuation", "}"],
+
+ ["selector", [
+ ["attribute", [
+ ["punctuation", "["],
+ ["attribute", "attr"],
+ ["operator", "="],
+ ["value", "\"val\""],
+ ["case-sensitivity", "S"],
+ ["punctuation", "]"]
+ ]]
+ ]],
+ ["punctuation", "{"],
+ ["punctuation", "}"],
+
+ ["selector", [
+ ["attribute", [
+ ["punctuation", "["],
+ ["attribute", "attr"],
+ ["punctuation", "]"]
+ ]]
+ ]],
+ ["punctuation", "{"],
+ ["punctuation", "}"],
+
+ ["selector", [
+ ["attribute", [
+ ["punctuation", "["],
+ ["attribute", "attr"],
+ ["operator", "="],
+ ["value", "val"],
+ ["punctuation", "]"]
+ ]]
+ ]],
+ ["punctuation", "{"],
+ ["punctuation", "}"],
+
+ ["selector", [
+ ["attribute", [
+ ["punctuation", "["],
+ ["attribute", "attr"],
+ ["operator", "="],
+ ["value", "val"],
+ ["case-sensitivity", "i"],
+ ["punctuation", "]"]
+ ]]
+ ]],
+ ["punctuation", "{"],
+ ["punctuation", "}"],
+
+ ["selector", [
+ ["attribute", [
+ ["punctuation", "["],
+ ["attribute", "attr"],
+ ["operator", "="],
+ ["value", "\"i#m :not(a.class)\""],
+ ["punctuation", "]"]
+ ]]
+ ]],
+ ["punctuation", "{"],
+ ["punctuation", "}"]
+]
+
+----------------------------------------------------
+
+Checks for attributes inside selectors.
\ No newline at end of file
diff --git a/tests/languages/css!+css-extras/selector_feature.test b/tests/languages/css!+css-extras/selector_feature.test
index 3931a66..475ed1b 100644
--- a/tests/languages/css!+css-extras/selector_feature.test
+++ b/tests/languages/css!+css-extras/selector_feature.test
@@ -9,8 +9,6 @@ foo#bar {
#foo > .bar:not(baz):after {
-div[foo="bar"] {
-
----------------------------------------------------
[
@@ -45,11 +43,6 @@ div[foo="bar"] {
["class", ".bar"],
["pseudo-class", ":not(baz)"],
["pseudo-element", ":after"]
- ]], ["punctuation", "{"],
-
- ["selector", [
- "div",
- ["attribute", "[foo=\"bar\"]"]
]], ["punctuation", "{"]
]