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40 lines
2.2 KiB
40 lines
2.2 KiB
document.addEventListener("DOMContentLoaded", function(){
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// get collection of code blocks:
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const collection = document.getElementsByClassName("highlight");
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for (let i = 0; i < collection.length; i++) {
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const commandElement=collection.item(i);
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let commandButtonElement = commandElement.getElementsByTagName("button");
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// read the prompt string from an attribute of the code block:
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let promptString = commandElement.getAttribute("data-prompt");
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if (!promptString) continue;
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let commandCodeElement = commandElement.getElementsByTagName("code");
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let commandCodeElementString = commandCodeElement.item(0).textContent;
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let trueCommand = commandCodeElementString;
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if (commandCodeElementString.startsWith(promptString)) {
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// remove the first occurrence of the prompt:
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trueCommand = commandCodeElementString.substring(promptString.length, commandCodeElementString.length).trim();
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}
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// remove other occurrencies in case of a multi-line string:
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trueCommand = trueCommand.replaceAll("\n"+promptString, "\n").replace(/^[^\S\r\n]+/gm, "");
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// CHECK IF THERE IS A SECOND PROMPT:
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promptString = commandElement.getAttribute("data-prompt-second");
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if (promptString) {
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if (trueCommand.startsWith(promptString)) {
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trueCommand = trueCommand.substring(promptString.length, trueCommand.length).trim();
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}
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trueCommand = trueCommand.replaceAll("\n"+promptString, "\n").replace(/^[^\S\r\n]+/gm, "");
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}
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// CHECK IF THERE IS A THIRD PROMPT:
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promptString = commandElement.getAttribute("data-prompt-third");
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if (promptString) {
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if (trueCommand.startsWith(promptString)) {
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trueCommand = trueCommand.substring(promptString.length, trueCommand.length).trim();
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}
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trueCommand = trueCommand.replaceAll("\n"+promptString, "\n").replace(/^[^\S\r\n]+/gm, "");
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}
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// attach the updated command as an attribute to the button where clipboard.js will find it:
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commandButtonElement.item(0).setAttribute("data-clipboard-text", trueCommand);
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}
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});
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