+++ /dev/null
-"use strict";
-
-const declarationValueIndex = require("../../utils/declarationValueIndex");
-const isSingleLineString = require("../../utils/isSingleLineString");
-const isStandardSyntaxFunction = require("../../utils/isStandardSyntaxFunction");
-const report = require("../../utils/report");
-const ruleMessages = require("../../utils/ruleMessages");
-const validateOptions = require("../../utils/validateOptions");
-const valueParser = require("postcss-value-parser");
-
-const ruleName = "function-parentheses-space-inside";
-
-const messages = ruleMessages(ruleName, {
- expectedOpening: 'Expected single space after "("',
- rejectedOpening: 'Unexpected whitespace after "("',
- expectedClosing: 'Expected single space before ")"',
- rejectedClosing: 'Unexpected whitespace before ")"',
- expectedOpeningSingleLine:
- 'Expected single space after "(" in a single-line function',
- rejectedOpeningSingleLine:
- 'Unexpected whitespace after "(" in a single-line function',
- expectedClosingSingleLine:
- 'Expected single space before ")" in a single-line function',
- rejectedClosingSingleLine:
- 'Unexpected whitespace before ")" in a single-line function'
-});
-
-const rule = function(expectation) {
- return (root, result) => {
- const validOptions = validateOptions(result, ruleName, {
- actual: expectation,
- possible: ["always", "never", "always-single-line", "never-single-line"]
- });
- if (!validOptions) {
- return;
- }
-
- root.walkDecls(decl => {
- if (decl.value.indexOf("(") === -1) {
- return;
- }
-
- valueParser(decl.value).walk(valueNode => {
- if (valueNode.type !== "function") {
- return;
- }
-
- if (!isStandardSyntaxFunction(valueNode)) {
- return;
- }
-
- // Ignore function without parameters
- if (!valueNode.nodes.length) {
- return;
- }
-
- const functionString = valueParser.stringify(valueNode);
- const isSingleLine = isSingleLineString(functionString);
-
- // Check opening ...
-
- const openingIndex = valueNode.sourceIndex + valueNode.value.length + 1;
-
- if (expectation === "always" && valueNode.before !== " ") {
- complain(messages.expectedOpening, openingIndex);
- }
-
- if (expectation === "never" && valueNode.before !== "") {
- complain(messages.rejectedOpening, openingIndex);
- }
-
- if (
- isSingleLine &&
- expectation === "always-single-line" &&
- valueNode.before !== " "
- ) {
- complain(messages.expectedOpeningSingleLine, openingIndex);
- }
-
- if (
- isSingleLine &&
- expectation === "never-single-line" &&
- valueNode.before !== ""
- ) {
- complain(messages.rejectedOpeningSingleLine, openingIndex);
- }
-
- // Check closing ...
-
- const closingIndex = valueNode.sourceIndex + functionString.length - 2;
-
- if (expectation === "always" && valueNode.after !== " ") {
- complain(messages.expectedClosing, closingIndex);
- }
-
- if (expectation === "never" && valueNode.after !== "") {
- complain(messages.rejectedClosing, closingIndex);
- }
-
- if (
- isSingleLine &&
- expectation === "always-single-line" &&
- valueNode.after !== " "
- ) {
- complain(messages.expectedClosingSingleLine, closingIndex);
- }
-
- if (
- isSingleLine &&
- expectation === "never-single-line" &&
- valueNode.after !== ""
- ) {
- complain(messages.rejectedClosingSingleLine, closingIndex);
- }
- });
-
- function complain(message, offset) {
- report({
- ruleName,
- result,
- message,
- node: decl,
- index: declarationValueIndex(decl) + offset
- });
- }
- });
- };
-};
-
-rule.ruleName = ruleName;
-rule.messages = messages;
-module.exports = rule;