diff options
Diffstat (limited to 'vanilla/node_modules/css-tree/lib/syntax/scope')
5 files changed, 212 insertions, 0 deletions
diff --git a/vanilla/node_modules/css-tree/lib/syntax/scope/atrulePrelude.js b/vanilla/node_modules/css-tree/lib/syntax/scope/atrulePrelude.js new file mode 100644 index 0000000..c903555 --- /dev/null +++ b/vanilla/node_modules/css-tree/lib/syntax/scope/atrulePrelude.js @@ -0,0 +1,5 @@ +import getNode from './default.js'; + +export default { + getNode +}; diff --git a/vanilla/node_modules/css-tree/lib/syntax/scope/default.js b/vanilla/node_modules/css-tree/lib/syntax/scope/default.js new file mode 100644 index 0000000..8f14035 --- /dev/null +++ b/vanilla/node_modules/css-tree/lib/syntax/scope/default.js @@ -0,0 +1,85 @@ +import { + Ident, + String as StringToken, + Number as NumberToken, + Function as FunctionToken, + Url, + Hash, + Dimension, + Percentage, + LeftParenthesis, + LeftSquareBracket, + Comma, + Delim +} from '../../tokenizer/index.js'; + +const NUMBERSIGN = 0x0023; // U+0023 NUMBER SIGN (#) +const ASTERISK = 0x002A; // U+002A ASTERISK (*) +const PLUSSIGN = 0x002B; // U+002B PLUS SIGN (+) +const HYPHENMINUS = 0x002D; // U+002D HYPHEN-MINUS (-) +const SOLIDUS = 0x002F; // U+002F SOLIDUS (/) +const U = 0x0075; // U+0075 LATIN SMALL LETTER U (u) + +export default function defaultRecognizer(context) { + switch (this.tokenType) { + case Hash: + return this.Hash(); + + case Comma: + return this.Operator(); + + case LeftParenthesis: + return this.Parentheses(this.readSequence, context.recognizer); + + case LeftSquareBracket: + return this.Brackets(this.readSequence, context.recognizer); + + case StringToken: + return this.String(); + + case Dimension: + return this.Dimension(); + + case Percentage: + return this.Percentage(); + + case NumberToken: + return this.Number(); + + case FunctionToken: + return this.cmpStr(this.tokenStart, this.tokenEnd, 'url(') + ? this.Url() + : this.Function(this.readSequence, context.recognizer); + + case Url: + return this.Url(); + + case Ident: + // check for unicode range, it should start with u+ or U+ + if (this.cmpChar(this.tokenStart, U) && + this.cmpChar(this.tokenStart + 1, PLUSSIGN)) { + return this.UnicodeRange(); + } else { + return this.Identifier(); + } + + case Delim: { + const code = this.charCodeAt(this.tokenStart); + + if (code === SOLIDUS || + code === ASTERISK || + code === PLUSSIGN || + code === HYPHENMINUS) { + return this.Operator(); // TODO: replace with Delim + } + + // TODO: produce a node with Delim node type + + if (code === NUMBERSIGN) { + this.error('Hex or identifier is expected', this.tokenStart + 1); + } + + break; + } + } +}; diff --git a/vanilla/node_modules/css-tree/lib/syntax/scope/index.js b/vanilla/node_modules/css-tree/lib/syntax/scope/index.js new file mode 100644 index 0000000..6dabbbe --- /dev/null +++ b/vanilla/node_modules/css-tree/lib/syntax/scope/index.js @@ -0,0 +1,3 @@ +export { default as AtrulePrelude } from './atrulePrelude.js'; +export { default as Selector } from './selector.js'; +export { default as Value } from './value.js'; diff --git a/vanilla/node_modules/css-tree/lib/syntax/scope/selector.js b/vanilla/node_modules/css-tree/lib/syntax/scope/selector.js new file mode 100644 index 0000000..a8efcd5 --- /dev/null +++ b/vanilla/node_modules/css-tree/lib/syntax/scope/selector.js @@ -0,0 +1,94 @@ +import { + Delim, + Ident, + Dimension, + Percentage, + Number as NumberToken, + Hash, + Colon, + LeftSquareBracket +} from '../../tokenizer/index.js'; + +const NUMBERSIGN = 0x0023; // U+0023 NUMBER SIGN (#) +const AMPERSAND = 0x0026; // U+0026 AMPERSAND (&) +const ASTERISK = 0x002A; // U+002A ASTERISK (*) +const PLUSSIGN = 0x002B; // U+002B PLUS SIGN (+) +const SOLIDUS = 0x002F; // U+002F SOLIDUS (/) +const FULLSTOP = 0x002E; // U+002E FULL STOP (.) +const GREATERTHANSIGN = 0x003E; // U+003E GREATER-THAN SIGN (>) +const VERTICALLINE = 0x007C; // U+007C VERTICAL LINE (|) +const TILDE = 0x007E; // U+007E TILDE (~) + +function onWhiteSpace(next, children) { + if (children.last !== null && children.last.type !== 'Combinator' && + next !== null && next.type !== 'Combinator') { + children.push({ // FIXME: this.Combinator() should be used instead + type: 'Combinator', + loc: null, + name: ' ' + }); + } +} + +function getNode() { + switch (this.tokenType) { + case LeftSquareBracket: + return this.AttributeSelector(); + + case Hash: + return this.IdSelector(); + + case Colon: + if (this.lookupType(1) === Colon) { + return this.PseudoElementSelector(); + } else { + return this.PseudoClassSelector(); + } + + case Ident: + return this.TypeSelector(); + + case NumberToken: + case Percentage: + return this.Percentage(); + + case Dimension: + // throws when .123ident + if (this.charCodeAt(this.tokenStart) === FULLSTOP) { + this.error('Identifier is expected', this.tokenStart + 1); + } + break; + + case Delim: { + const code = this.charCodeAt(this.tokenStart); + + switch (code) { + case PLUSSIGN: + case GREATERTHANSIGN: + case TILDE: + case SOLIDUS: // /deep/ + return this.Combinator(); + + case FULLSTOP: + return this.ClassSelector(); + + case ASTERISK: + case VERTICALLINE: + return this.TypeSelector(); + + case NUMBERSIGN: + return this.IdSelector(); + + case AMPERSAND: + return this.NestingSelector(); + } + + break; + } + } +}; + +export default { + onWhiteSpace, + getNode +}; diff --git a/vanilla/node_modules/css-tree/lib/syntax/scope/value.js b/vanilla/node_modules/css-tree/lib/syntax/scope/value.js new file mode 100644 index 0000000..dc94219 --- /dev/null +++ b/vanilla/node_modules/css-tree/lib/syntax/scope/value.js @@ -0,0 +1,25 @@ +import getNode from './default.js'; +import expressionFn from '../function/expression.js'; +import varFn from '../function/var.js'; + +function isPlusMinusOperator(node) { + return ( + node !== null && + node.type === 'Operator' && + (node.value[node.value.length - 1] === '-' || node.value[node.value.length - 1] === '+') + ); +} + +export default { + getNode, + onWhiteSpace(next, children) { + if (isPlusMinusOperator(next)) { + next.value = ' ' + next.value; + } + if (isPlusMinusOperator(children.last)) { + children.last.value += ' '; + } + }, + 'expression': expressionFn, + 'var': varFn +}; |