@angular/cdk
Version:
Angular Material Component Development Kit
31 lines • 5.06 kB
JavaScript
;
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.getChildElementIndentation = void 0;
const schematics_1 = require("@angular-devkit/schematics");
/** Determines the indentation of child elements for the given Parse5 element. */
function getChildElementIndentation(element) {
const childElement = element.childNodes.find(node => node.tagName);
if ((childElement && !childElement.sourceCodeLocation) || !element.sourceCodeLocation) {
throw new schematics_1.SchematicsException('Cannot determine child element indentation because the ' +
'specified Parse5 element does not have any source code location metadata.');
}
const startColumns = childElement
? // In case there are child elements inside of the element, we assume that their
// indentation is also applicable for other child elements.
childElement.sourceCodeLocation.startCol
: // In case there is no child element, we just assume that child elements should be indented
// by two spaces.
element.sourceCodeLocation.startCol + 2;
// Since Parse5 does not set the `startCol` properties as zero-based, we need to subtract
// one column in order to have a proper zero-based offset for the indentation.
return startColumns - 1;
}
exports.getChildElementIndentation = getChildElementIndentation;
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