76 lines
2.6 KiB
JavaScript
76 lines
2.6 KiB
JavaScript
#!/usr/bin/env node
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/**
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* Copyright (c) HashiCorp, Inc.
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* SPDX-License-Identifier: MPL-2.0
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*/
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/* eslint-env node */
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/**
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* Codemod to transform Icon component to new API to accomodate FlightIcon
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* example execution from ui directory -> npx ember-template-recast ./templates -t ./scripts/codemods/icon-transform.js
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* above will run transform on all files in templates directory
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*/
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module.exports = (env) => {
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const {
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syntax: { builders },
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} = env;
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const hsSizes = ['s', 'm', 'l', 'xlm', 'xl', 'xxl'];
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// find attribute by name
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const findAttribute = (attrs, name) => {
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for (let i = 0; i < attrs.length; i++) {
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if (attrs[i].name === name) {
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return [attrs[i], i, attrs[i].value.chars];
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}
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}
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return [];
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};
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// possibly a bug with ember-template-recast for multi line components with attributes on their own lines
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// when removing an attribute the one on the line below will jump to the same line as the previous one
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// this does not happen when removing the first attribute -- doing so may add unnecessary quotes to the first shifted attribute
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// example: class="{{foo}}" -> class=""{{foo}}""
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const preserveFormatting = (attributes, removeIndex) => {
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if (removeIndex > 0) {
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// shift the location of the attributes that appear after the one being removed to preserve formatting
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for (let i = attributes.length - 1; i > removeIndex; i--) {
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attributes[i].loc = attributes[i - 1].loc;
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}
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}
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};
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// transform structure icon size letter to flight icon supported size
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const transformSize = (attributes, attrName) => {
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const [attr, attrIndex, value] = findAttribute(attributes, attrName);
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if (hsSizes.includes(value)) {
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if (['s', 'm', 'l'].includes(value)) {
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// before removing attribute set the location of the remaining attributes
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preserveFormatting(attributes, attrIndex);
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// since 16 is the default in the component we can remove the attribute
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attributes.splice(attrIndex, 1);
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} else {
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attr.value = builders.text('24');
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// rename attribute
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if (attrName === '@sizeClass') {
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attr.name = '@size';
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}
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}
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}
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};
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return {
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ElementNode(node) {
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if (node.tag === 'Icon') {
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const { attributes } = node;
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// the inital refactor of the component introduced a sizeClass attribute
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// this can now be mapped to size and removed
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transformSize(attributes, '@sizeClass');
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// check for old component instances that may still have a letter for size value
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transformSize(attributes, '@size');
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}
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},
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};
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};
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