all-contributors-cli/lib/generate/index.js

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'use strict';
var _ = require('lodash/fp');
var formatBadge = require('./formatBadge');
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var formatContributor = require('./formatContributor');
function injectContentBetween(lines, content, startIndex, endIndex) {
return [].concat(
lines.slice(0, startIndex),
content,
lines.slice(endIndex)
);
}
function injectBetweenTags(tag, newContent) {
return function (previousContent) {
var tagToLookFor = '<!-- ALL-CONTRIBUTORS-' + tag + ':';
var closingTag = '-->';
var startOfOpeningTagIndex = previousContent.indexOf(tagToLookFor + 'START');
var endOfOpeningTagIndex = previousContent.indexOf(closingTag, startOfOpeningTagIndex);
var startOfClosingTagIndex = previousContent.indexOf(tagToLookFor + 'END', endOfOpeningTagIndex);
if (startOfOpeningTagIndex === -1 || endOfOpeningTagIndex === -1 || startOfClosingTagIndex === -1) {
return previousContent;
}
return previousContent.slice(0, endOfOpeningTagIndex + closingTag.length) +
newContent +
previousContent.slice(startOfClosingTagIndex);
};
}
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function formatLine(contributors) {
return '| ' + contributors.join(' | ') + ' |';
}
function createColumnLine(options, contributors) {
var nbColumns = Math.min(options.contributorsPerLine, contributors.length);
return _.repeat(nbColumns, '| :---: ') + '|';
}
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function generateContributorsList(options, contributors) {
return _.flow(
_.map(function formatEveryContributor(contributor) {
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return formatContributor(options, contributor);
}),
_.chunk(options.contributorsPerLine),
_.map(formatLine),
function insertColumns(lines) {
var columnLine = createColumnLine(options, contributors);
return injectContentBetween(lines, columnLine, 1, 1);
},
_.join('\n')
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)(contributors);
}
module.exports = function generate(options, contributors, fileContent) {
var contributorsList = generateContributorsList(options, contributors);
var badge = formatBadge(options, contributors);
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return _.flow(
injectBetweenTags('LIST', '\n' + contributorsList + '\n'),
injectBetweenTags('BADGE', badge)
)(fileContent);
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};