.gitignore added

[dotfiles/.git] / .config / coc / extensions / node_modules / coc-prettier / node_modules / eslint / lib / rules / space-before-function-paren.js

diff --git a/.config/coc/extensions/node_modules/coc-prettier/node_modules/eslint/lib/rules/space-before-function-paren.js b/.config/coc/extensions/node_modules/coc-prettier/node_modules/eslint/lib/rules/space-before-function-paren.js
new file mode 100644 (file)
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+++ b/.config/coc/extensions/node_modules/coc-prettier/node_modules/eslint/lib/rules/space-before-function-paren.js
@@ -0,0 +1,164 @@
+/**
+ * @fileoverview Rule to validate spacing before function paren.
+ * @author Mathias Schreck <https://github.com/lo1tuma>
+ */
+"use strict";
+
+//------------------------------------------------------------------------------
+// Requirements
+//------------------------------------------------------------------------------
+
+const astUtils = require("./utils/ast-utils");
+
+//------------------------------------------------------------------------------
+// Rule Definition
+//------------------------------------------------------------------------------
+
+module.exports = {
+    meta: {
+        type: "layout",
+
+        docs: {
+            description: "enforce consistent spacing before `function` definition opening parenthesis",
+            category: "Stylistic Issues",
+            recommended: false,
+            url: "https://eslint.org/docs/rules/space-before-function-paren"
+        },
+
+        fixable: "whitespace",
+
+        schema: [
+            {
+                oneOf: [
+                    {
+                        enum: ["always", "never"]
+                    },
+                    {
+                        type: "object",
+                        properties: {
+                            anonymous: {
+                                enum: ["always", "never", "ignore"]
+                            },
+                            named: {
+                                enum: ["always", "never", "ignore"]
+                            },
+                            asyncArrow: {
+                                enum: ["always", "never", "ignore"]
+                            }
+                        },
+                        additionalProperties: false
+                    }
+                ]
+            }
+        ],
+
+        messages: {
+            unexpectedSpace: "Unexpected space before function parentheses.",
+            missingSpace: "Missing space before function parentheses."
+        }
+    },
+
+    create(context) {
+        const sourceCode = context.getSourceCode();
+        const baseConfig = typeof context.options[0] === "string" ? context.options[0] : "always";
+        const overrideConfig = typeof context.options[0] === "object" ? context.options[0] : {};
+
+        /**
+         * Determines whether a function has a name.
+         * @param {ASTNode} node The function node.
+         * @returns {boolean} Whether the function has a name.
+         */
+        function isNamedFunction(node) {
+            if (node.id) {
+                return true;
+            }
+
+            const parent = node.parent;
+
+            return parent.type === "MethodDefinition" ||
+                (parent.type === "Property" &&
+                    (
+                        parent.kind === "get" ||
+                        parent.kind === "set" ||
+                        parent.method
+                    )
+                );
+        }
+
+        /**
+         * Gets the config for a given function
+         * @param {ASTNode} node The function node
+         * @returns {string} "always", "never", or "ignore"
+         */
+        function getConfigForFunction(node) {
+            if (node.type === "ArrowFunctionExpression") {
+
+                // Always ignore non-async functions and arrow functions without parens, e.g. async foo => bar
+                if (node.async && astUtils.isOpeningParenToken(sourceCode.getFirstToken(node, { skip: 1 }))) {
+                    return overrideConfig.asyncArrow || baseConfig;
+                }
+            } else if (isNamedFunction(node)) {
+                return overrideConfig.named || baseConfig;
+
+            // `generator-star-spacing` should warn anonymous generators. E.g. `function* () {}`
+            } else if (!node.generator) {
+                return overrideConfig.anonymous || baseConfig;
+            }
+
+            return "ignore";
+        }
+
+        /**
+         * Checks the parens of a function node
+         * @param {ASTNode} node A function node
+         * @returns {void}
+         */
+        function checkFunction(node) {
+            const functionConfig = getConfigForFunction(node);
+
+            if (functionConfig === "ignore") {
+                return;
+            }
+
+            const rightToken = sourceCode.getFirstToken(node, astUtils.isOpeningParenToken);
+            const leftToken = sourceCode.getTokenBefore(rightToken);
+            const hasSpacing = sourceCode.isSpaceBetweenTokens(leftToken, rightToken);
+
+            if (hasSpacing && functionConfig === "never") {
+                context.report({
+                    node,
+                    loc: {
+                        start: leftToken.loc.end,
+                        end: rightToken.loc.start
+                    },
+                    messageId: "unexpectedSpace",
+                    fix(fixer) {
+                        const comments = sourceCode.getCommentsBefore(rightToken);
+
+                        // Don't fix anything if there's a single line comment between the left and the right token
+                        if (comments.some(comment => comment.type === "Line")) {
+                            return null;
+                        }
+                        return fixer.replaceTextRange(
+                            [leftToken.range[1], rightToken.range[0]],
+                            comments.reduce((text, comment) => text + sourceCode.getText(comment), "")
+                        );
+                    }
+                });
+            } else if (!hasSpacing && functionConfig === "always") {
+                context.report({
+                    node,
+                    loc: rightToken.loc,
+                    messageId: "missingSpace",
+                    fix: fixer => fixer.insertTextAfter(leftToken, " ")
+                });
+            }
+        }
+
+        return {
+            ArrowFunctionExpression: checkFunction,
+            FunctionDeclaration: checkFunction,
+            FunctionExpression: checkFunction
+        };
+    }
+};