71 lines
1.9 KiB
JavaScript
71 lines
1.9 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.validatePluginObject = validatePluginObject;
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var _optionAssertions = require("./option-assertions");
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const VALIDATORS = {
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name: _optionAssertions.assertString,
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manipulateOptions: _optionAssertions.assertFunction,
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pre: _optionAssertions.assertFunction,
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post: _optionAssertions.assertFunction,
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inherits: _optionAssertions.assertFunction,
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visitor: assertVisitorMap,
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parserOverride: _optionAssertions.assertFunction,
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generatorOverride: _optionAssertions.assertFunction
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};
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function assertVisitorMap(loc, value) {
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const obj = (0, _optionAssertions.assertObject)(loc, value);
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if (obj) {
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Object.keys(obj).forEach(prop => assertVisitorHandler(prop, obj[prop]));
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if (obj.enter || obj.exit) {
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throw new Error(`${(0, _optionAssertions.msg)(loc)} cannot contain catch-all "enter" or "exit" handlers. Please target individual nodes.`);
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}
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}
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return obj;
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}
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function assertVisitorHandler(key, value) {
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if (value && typeof value === "object") {
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Object.keys(value).forEach(handler => {
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if (handler !== "enter" && handler !== "exit") {
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throw new Error(`.visitor["${key}"] may only have .enter and/or .exit handlers.`);
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}
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});
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} else if (typeof value !== "function") {
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throw new Error(`.visitor["${key}"] must be a function`);
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}
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return value;
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}
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function validatePluginObject(obj) {
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const rootPath = {
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type: "root",
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source: "plugin"
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};
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Object.keys(obj).forEach(key => {
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const validator = VALIDATORS[key];
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if (validator) {
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const optLoc = {
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type: "option",
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name: key,
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parent: rootPath
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};
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validator(optLoc, obj[key]);
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} else {
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const invalidPluginPropertyError = new Error(`.${key} is not a valid Plugin property`);
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invalidPluginPropertyError.code = "BABEL_UNKNOWN_PLUGIN_PROPERTY";
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throw invalidPluginPropertyError;
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}
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});
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return obj;
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} |