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author | Minteck <contact@minteck.org> | 2021-12-21 15:25:09 +0100 |
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committer | Minteck <contact@minteck.org> | 2021-12-21 15:25:09 +0100 |
commit | e703e51c9c09b22e3bcda9a1faf1e05897f60616 (patch) | |
tree | 4fd67a209ad6988fbf569d7dff8bc37ba45baf95 /_mint/node_modules/js-beautify/js/src/css/beautifier.js | |
download | mint-e703e51c9c09b22e3bcda9a1faf1e05897f60616.tar.gz mint-e703e51c9c09b22e3bcda9a1faf1e05897f60616.tar.bz2 mint-e703e51c9c09b22e3bcda9a1faf1e05897f60616.zip |
Initial commit
Diffstat (limited to '_mint/node_modules/js-beautify/js/src/css/beautifier.js')
-rw-r--r-- | _mint/node_modules/js-beautify/js/src/css/beautifier.js | 480 |
1 files changed, 480 insertions, 0 deletions
diff --git a/_mint/node_modules/js-beautify/js/src/css/beautifier.js b/_mint/node_modules/js-beautify/js/src/css/beautifier.js new file mode 100644 index 0000000..62cab3a --- /dev/null +++ b/_mint/node_modules/js-beautify/js/src/css/beautifier.js @@ -0,0 +1,480 @@ +/*jshint node:true */ +/* + + The MIT License (MIT) + + Copyright (c) 2007-2018 Einar Lielmanis, Liam Newman, and contributors. + + Permission is hereby granted, free of charge, to any person + obtaining a copy of this software and associated documentation files + (the "Software"), to deal in the Software without restriction, + including without limitation the rights to use, copy, modify, merge, + publish, distribute, sublicense, and/or sell copies of the Software, + and to permit persons to whom the Software is furnished to do so, + subject to the following conditions: + + The above copyright notice and this permission notice shall be + included in all copies or substantial portions of the Software. + + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + SOFTWARE. +*/ + +'use strict'; + +var Options = require('./options').Options; +var Output = require('../core/output').Output; +var InputScanner = require('../core/inputscanner').InputScanner; +var Directives = require('../core/directives').Directives; + +var directives_core = new Directives(/\/\*/, /\*\//); + +var lineBreak = /\r\n|[\r\n]/; +var allLineBreaks = /\r\n|[\r\n]/g; + +// tokenizer +var whitespaceChar = /\s/; +var whitespacePattern = /(?:\s|\n)+/g; +var block_comment_pattern = /\/\*(?:[\s\S]*?)((?:\*\/)|$)/g; +var comment_pattern = /\/\/(?:[^\n\r\u2028\u2029]*)/g; + +function Beautifier(source_text, options) { + this._source_text = source_text || ''; + // Allow the setting of language/file-type specific options + // with inheritance of overall settings + this._options = new Options(options); + this._ch = null; + this._input = null; + + // https://developer.mozilla.org/en-US/docs/Web/CSS/At-rule + this.NESTED_AT_RULE = { + "@page": true, + "@font-face": true, + "@keyframes": true, + // also in CONDITIONAL_GROUP_RULE below + "@media": true, + "@supports": true, + "@document": true + }; + this.CONDITIONAL_GROUP_RULE = { + "@media": true, + "@supports": true, + "@document": true + }; + +} + +Beautifier.prototype.eatString = function(endChars) { + var result = ''; + this._ch = this._input.next(); + while (this._ch) { + result += this._ch; + if (this._ch === "\\") { + result += this._input.next(); + } else if (endChars.indexOf(this._ch) !== -1 || this._ch === "\n") { + break; + } + this._ch = this._input.next(); + } + return result; +}; + +// Skips any white space in the source text from the current position. +// When allowAtLeastOneNewLine is true, will output new lines for each +// newline character found; if the user has preserve_newlines off, only +// the first newline will be output +Beautifier.prototype.eatWhitespace = function(allowAtLeastOneNewLine) { + var result = whitespaceChar.test(this._input.peek()); + var newline_count = 0; + while (whitespaceChar.test(this._input.peek())) { + this._ch = this._input.next(); + if (allowAtLeastOneNewLine && this._ch === '\n') { + if (newline_count === 0 || newline_count < this._options.max_preserve_newlines) { + newline_count++; + this._output.add_new_line(true); + } + } + } + return result; +}; + +// Nested pseudo-class if we are insideRule +// and the next special character found opens +// a new block +Beautifier.prototype.foundNestedPseudoClass = function() { + var openParen = 0; + var i = 1; + var ch = this._input.peek(i); + while (ch) { + if (ch === "{") { + return true; + } else if (ch === '(') { + // pseudoclasses can contain () + openParen += 1; + } else if (ch === ')') { + if (openParen === 0) { + return false; + } + openParen -= 1; + } else if (ch === ";" || ch === "}") { + return false; + } + i++; + ch = this._input.peek(i); + } + return false; +}; + +Beautifier.prototype.print_string = function(output_string) { + this._output.set_indent(this._indentLevel); + this._output.non_breaking_space = true; + this._output.add_token(output_string); +}; + +Beautifier.prototype.preserveSingleSpace = function(isAfterSpace) { + if (isAfterSpace) { + this._output.space_before_token = true; + } +}; + +Beautifier.prototype.indent = function() { + this._indentLevel++; +}; + +Beautifier.prototype.outdent = function() { + if (this._indentLevel > 0) { + this._indentLevel--; + } +}; + +/*_____________________--------------------_____________________*/ + +Beautifier.prototype.beautify = function() { + if (this._options.disabled) { + return this._source_text; + } + + var source_text = this._source_text; + var eol = this._options.eol; + if (eol === 'auto') { + eol = '\n'; + if (source_text && lineBreak.test(source_text || '')) { + eol = source_text.match(lineBreak)[0]; + } + } + + + // HACK: newline parsing inconsistent. This brute force normalizes the this._input. + source_text = source_text.replace(allLineBreaks, '\n'); + + // reset + var baseIndentString = source_text.match(/^[\t ]*/)[0]; + + this._output = new Output(this._options, baseIndentString); + this._input = new InputScanner(source_text); + this._indentLevel = 0; + this._nestedLevel = 0; + + this._ch = null; + var parenLevel = 0; + + var insideRule = false; + // This is the value side of a property value pair (blue in the following ex) + // label { content: blue } + var insidePropertyValue = false; + var enteringConditionalGroup = false; + var insideAtExtend = false; + var insideAtImport = false; + var topCharacter = this._ch; + var whitespace; + var isAfterSpace; + var previous_ch; + + while (true) { + whitespace = this._input.read(whitespacePattern); + isAfterSpace = whitespace !== ''; + previous_ch = topCharacter; + this._ch = this._input.next(); + if (this._ch === '\\' && this._input.hasNext()) { + this._ch += this._input.next(); + } + topCharacter = this._ch; + + if (!this._ch) { + break; + } else if (this._ch === '/' && this._input.peek() === '*') { + // /* css comment */ + // Always start block comments on a new line. + // This handles scenarios where a block comment immediately + // follows a property definition on the same line or where + // minified code is being beautified. + this._output.add_new_line(); + this._input.back(); + + var comment = this._input.read(block_comment_pattern); + + // Handle ignore directive + var directives = directives_core.get_directives(comment); + if (directives && directives.ignore === 'start') { + comment += directives_core.readIgnored(this._input); + } + + this.print_string(comment); + + // Ensures any new lines following the comment are preserved + this.eatWhitespace(true); + + // Block comments are followed by a new line so they don't + // share a line with other properties + this._output.add_new_line(); + } else if (this._ch === '/' && this._input.peek() === '/') { + // // single line comment + // Preserves the space before a comment + // on the same line as a rule + this._output.space_before_token = true; + this._input.back(); + this.print_string(this._input.read(comment_pattern)); + + // Ensures any new lines following the comment are preserved + this.eatWhitespace(true); + } else if (this._ch === '@') { + this.preserveSingleSpace(isAfterSpace); + + // deal with less propery mixins @{...} + if (this._input.peek() === '{') { + this.print_string(this._ch + this.eatString('}')); + } else { + this.print_string(this._ch); + + // strip trailing space, if present, for hash property checks + var variableOrRule = this._input.peekUntilAfter(/[: ,;{}()[\]\/='"]/g); + + if (variableOrRule.match(/[ :]$/)) { + // we have a variable or pseudo-class, add it and insert one space before continuing + variableOrRule = this.eatString(": ").replace(/\s$/, ''); + this.print_string(variableOrRule); + this._output.space_before_token = true; + } + + variableOrRule = variableOrRule.replace(/\s$/, ''); + + if (variableOrRule === 'extend') { + insideAtExtend = true; + } else if (variableOrRule === 'import') { + insideAtImport = true; + } + + // might be a nesting at-rule + if (variableOrRule in this.NESTED_AT_RULE) { + this._nestedLevel += 1; + if (variableOrRule in this.CONDITIONAL_GROUP_RULE) { + enteringConditionalGroup = true; + } + // might be less variable + } else if (!insideRule && parenLevel === 0 && variableOrRule.indexOf(':') !== -1) { + insidePropertyValue = true; + this.indent(); + } + } + } else if (this._ch === '#' && this._input.peek() === '{') { + this.preserveSingleSpace(isAfterSpace); + this.print_string(this._ch + this.eatString('}')); + } else if (this._ch === '{') { + if (insidePropertyValue) { + insidePropertyValue = false; + this.outdent(); + } + + // when entering conditional groups, only rulesets are allowed + if (enteringConditionalGroup) { + enteringConditionalGroup = false; + insideRule = (this._indentLevel >= this._nestedLevel); + } else { + // otherwise, declarations are also allowed + insideRule = (this._indentLevel >= this._nestedLevel - 1); + } + if (this._options.newline_between_rules && insideRule) { + if (this._output.previous_line && this._output.previous_line.item(-1) !== '{') { + this._output.ensure_empty_line_above('/', ','); + } + } + + this._output.space_before_token = true; + + // The difference in print_string and indent order is necessary to indent the '{' correctly + if (this._options.brace_style === 'expand') { + this._output.add_new_line(); + this.print_string(this._ch); + this.indent(); + this._output.set_indent(this._indentLevel); + } else { + this.indent(); + this.print_string(this._ch); + } + + this.eatWhitespace(true); + this._output.add_new_line(); + } else if (this._ch === '}') { + this.outdent(); + this._output.add_new_line(); + if (previous_ch === '{') { + this._output.trim(true); + } + insideAtImport = false; + insideAtExtend = false; + if (insidePropertyValue) { + this.outdent(); + insidePropertyValue = false; + } + this.print_string(this._ch); + insideRule = false; + if (this._nestedLevel) { + this._nestedLevel--; + } + + this.eatWhitespace(true); + this._output.add_new_line(); + + if (this._options.newline_between_rules && !this._output.just_added_blankline()) { + if (this._input.peek() !== '}') { + this._output.add_new_line(true); + } + } + } else if (this._ch === ":") { + if ((insideRule || enteringConditionalGroup) && !(this._input.lookBack("&") || this.foundNestedPseudoClass()) && !this._input.lookBack("(") && !insideAtExtend && parenLevel === 0) { + // 'property: value' delimiter + // which could be in a conditional group query + this.print_string(':'); + if (!insidePropertyValue) { + insidePropertyValue = true; + this._output.space_before_token = true; + this.eatWhitespace(true); + this.indent(); + } + } else { + // sass/less parent reference don't use a space + // sass nested pseudo-class don't use a space + + // preserve space before pseudoclasses/pseudoelements, as it means "in any child" + if (this._input.lookBack(" ")) { + this._output.space_before_token = true; + } + if (this._input.peek() === ":") { + // pseudo-element + this._ch = this._input.next(); + this.print_string("::"); + } else { + // pseudo-class + this.print_string(':'); + } + } + } else if (this._ch === '"' || this._ch === '\'') { + this.preserveSingleSpace(isAfterSpace); + this.print_string(this._ch + this.eatString(this._ch)); + this.eatWhitespace(true); + } else if (this._ch === ';') { + if (parenLevel === 0) { + if (insidePropertyValue) { + this.outdent(); + insidePropertyValue = false; + } + insideAtExtend = false; + insideAtImport = false; + this.print_string(this._ch); + this.eatWhitespace(true); + + // This maintains single line comments on the same + // line. Block comments are also affected, but + // a new line is always output before one inside + // that section + if (this._input.peek() !== '/') { + this._output.add_new_line(); + } + } else { + this.print_string(this._ch); + this.eatWhitespace(true); + this._output.space_before_token = true; + } + } else if (this._ch === '(') { // may be a url + if (this._input.lookBack("url")) { + this.print_string(this._ch); + this.eatWhitespace(); + parenLevel++; + this.indent(); + this._ch = this._input.next(); + if (this._ch === ')' || this._ch === '"' || this._ch === '\'') { + this._input.back(); + } else if (this._ch) { + this.print_string(this._ch + this.eatString(')')); + if (parenLevel) { + parenLevel--; + this.outdent(); + } + } + } else { + this.preserveSingleSpace(isAfterSpace); + this.print_string(this._ch); + this.eatWhitespace(); + parenLevel++; + this.indent(); + } + } else if (this._ch === ')') { + if (parenLevel) { + parenLevel--; + this.outdent(); + } + this.print_string(this._ch); + } else if (this._ch === ',') { + this.print_string(this._ch); + this.eatWhitespace(true); + if (this._options.selector_separator_newline && !insidePropertyValue && parenLevel === 0 && !insideAtImport && !insideAtExtend) { + this._output.add_new_line(); + } else { + this._output.space_before_token = true; + } + } else if ((this._ch === '>' || this._ch === '+' || this._ch === '~') && !insidePropertyValue && parenLevel === 0) { + //handle combinator spacing + if (this._options.space_around_combinator) { + this._output.space_before_token = true; + this.print_string(this._ch); + this._output.space_before_token = true; + } else { + this.print_string(this._ch); + this.eatWhitespace(); + // squash extra whitespace + if (this._ch && whitespaceChar.test(this._ch)) { + this._ch = ''; + } + } + } else if (this._ch === ']') { + this.print_string(this._ch); + } else if (this._ch === '[') { + this.preserveSingleSpace(isAfterSpace); + this.print_string(this._ch); + } else if (this._ch === '=') { // no whitespace before or after + this.eatWhitespace(); + this.print_string('='); + if (whitespaceChar.test(this._ch)) { + this._ch = ''; + } + } else if (this._ch === '!' && !this._input.lookBack("\\")) { // !important + this.print_string(' '); + this.print_string(this._ch); + } else { + this.preserveSingleSpace(isAfterSpace); + this.print_string(this._ch); + } + } + + var sweetCode = this._output.get_code(eol); + + return sweetCode; +}; + +module.exports.Beautifier = Beautifier; |