{"version":3,"file":"index.esm.js","sources":["../index.js"],"sourcesContent":["let browserSupportsTextareaTextNodes;\n\n/**\n * @param {HTMLElement} input\n * @return {boolean}\n */\nfunction canManipulateViaTextNodes(input) {\n  if (input.nodeName !== \"TEXTAREA\") {\n    return false;\n  }\n  if (typeof browserSupportsTextareaTextNodes === \"undefined\") {\n    const textarea = document.createElement(\"textarea\");\n    textarea.value = 1;\n    browserSupportsTextareaTextNodes = !!textarea.firstChild;\n  }\n  return browserSupportsTextareaTextNodes;\n}\n\n/**\n * @param {HTMLTextAreaElement|HTMLInputElement} input\n * @param {string} text\n * @returns {void}\n */\nexport default function(input, text) {\n  // Most of the used APIs only work with the field selected\n  input.focus();\n\n  // IE 8-10\n  if (document.selection) {\n    const ieRange = document.selection.createRange();\n    ieRange.text = text;\n\n    // Move cursor after the inserted text\n    ieRange.collapse(false /* to the end */);\n    ieRange.select();\n\n    return;\n  }\n\n  // Webkit + Edge\n  const isSuccess = document.execCommand(\"insertText\", false, text);\n  if (!isSuccess) {\n    const start = input.selectionStart;\n    const end = input.selectionEnd;\n    // Firefox (non-standard method)\n    if (typeof input.setRangeText === \"function\") {\n      input.setRangeText(text);\n    } else {\n      // To make a change we just need a Range, not a Selection\n      const range = document.createRange();\n      const textNode = document.createTextNode(text);\n\n      if (canManipulateViaTextNodes(input)) {\n        let node = input.firstChild;\n\n        // If textarea is empty, just insert the text\n        if (!node) {\n          input.appendChild(textNode);\n        } else {\n          // Otherwise we need to find a nodes for start and end\n          let offset = 0;\n          let startNode = null;\n          let endNode = null;\n\n          while (node && (startNode === null || endNode === null)) {\n            const nodeLength = node.nodeValue.length;\n\n            // if start of the selection falls into current node\n            if (start >= offset && start <= offset + nodeLength) {\n              range.setStart((startNode = node), start - offset);\n            }\n\n            // if end of the selection falls into current node\n            if (end >= offset && end <= offset + nodeLength) {\n              range.setEnd((endNode = node), end - offset);\n            }\n\n            offset += nodeLength;\n            node = node.nextSibling;\n          }\n\n          // If there is some text selected, remove it as we should replace it\n          if (start !== end) {\n            range.deleteContents();\n          }\n        }\n      }\n\n      // If the node is a textarea and the range doesn't span outside the element\n      //\n      // Get the commonAncestorContainer of the selected range and test its type\n      // If the node is of type `#text` it means that we're still working with text nodes within our textarea element\n      // otherwise, if it's of type `#document` for example it means our selection spans outside the textarea.\n      if (\n        canManipulateViaTextNodes(input) &&\n        range.commonAncestorContainer.nodeName === \"#text\"\n      ) {\n        // Finally insert a new node. The browser will automatically split start and end nodes into two if necessary\n        range.insertNode(textNode);\n      } else {\n        // If the node is not a textarea or the range spans outside a textarea the only way is to replace the whole value\n        const value = input.value;\n        input.value = value.slice(0, start) + text + value.slice(end);\n      }\n    }\n\n    // Correct the cursor position to be at the end of the insertion\n    input.setSelectionRange(start + text.length, start + text.length);\n\n    // Notify any possible listeners of the change\n    const e = document.createEvent(\"UIEvent\");\n    e.initEvent(\"input\", true, false);\n    input.dispatchEvent(e);\n  }\n}\n"],"names":["browserSupportsTextareaTextNodes","canManipulateViaTextNodes","input","nodeName","textarea","document","createElement","value","firstChild","text","focus","selection","ieRange","createRange","collapse","select","isSuccess","execCommand","start","selectionStart","end","selectionEnd","setRangeText","range","textNode","createTextNode","node","appendChild","offset","startNode","endNode","nodeLength","nodeValue","length","setStart","setEnd","nextSibling","deleteContents","commonAncestorContainer","insertNode","slice","setSelectionRange","e","createEvent","initEvent","dispatchEvent"],"mappings":"AAAA,IAAIA,gCAAJ;;;;;;AAMA,SAASC,yBAAT,CAAmCC,KAAnC,EAA0C;MACpCA,KAAK,CAACC,QAAN,KAAmB,UAAvB,EAAmC;WAC1B,KAAP;;;MAEE,OAAOH,gCAAP,KAA4C,WAAhD,EAA6D;QACrDI,QAAQ,GAAGC,QAAQ,CAACC,aAAT,CAAuB,UAAvB,CAAjB;IACAF,QAAQ,CAACG,KAAT,GAAiB,CAAjB;IACAP,gCAAgC,GAAG,CAAC,CAACI,QAAQ,CAACI,UAA9C;;;SAEKR,gCAAP;;;;;;;;;AAQF,AAAe,gBAASE,KAAT,EAAgBO,IAAhB,EAAsB;;EAEnCP,KAAK,CAACQ,KAAN,GAFmC;;MAK/BL,QAAQ,CAACM,SAAb,EAAwB;QAChBC,OAAO,GAAGP,QAAQ,CAACM,SAAT,CAAmBE,WAAnB,EAAhB;IACAD,OAAO,CAACH,IAAR,GAAeA,IAAf,CAFsB;;IAKtBG,OAAO,CAACE,QAAR,CAAiB;;;IACjBF,OAAO,CAACG,MAAR;;GAXiC;;;MAiB7BC,SAAS,GAAGX,QAAQ,CAACY,WAAT,CAAqB,YAArB,EAAmC,KAAnC,EAA0CR,IAA1C,CAAlB;;MACI,CAACO,SAAL,EAAgB;QACRE,KAAK,GAAGhB,KAAK,CAACiB,cAApB;QACMC,GAAG,GAAGlB,KAAK,CAACmB,YAAlB,CAFc;;QAIV,OAAOnB,KAAK,CAACoB,YAAb,KAA8B,UAAlC,EAA8C;MAC5CpB,KAAK,CAACoB,YAAN,CAAmBb,IAAnB;KADF,MAEO;;UAECc,KAAK,GAAGlB,QAAQ,CAACQ,WAAT,EAAd;UACMW,QAAQ,GAAGnB,QAAQ,CAACoB,cAAT,CAAwBhB,IAAxB,CAAjB;;UAEIR,yBAAyB,CAACC,KAAD,CAA7B,EAAsC;YAChCwB,IAAI,GAAGxB,KAAK,CAACM,UAAjB,CADoC;;YAIhC,CAACkB,IAAL,EAAW;UACTxB,KAAK,CAACyB,WAAN,CAAkBH,QAAlB;SADF,MAEO;;cAEDI,MAAM,GAAG,CAAb;cACIC,SAAS,GAAG,IAAhB;cACIC,OAAO,GAAG,IAAd;;iBAEOJ,IAAI,KAAKG,SAAS,KAAK,IAAd,IAAsBC,OAAO,KAAK,IAAvC,CAAX,EAAyD;gBACjDC,UAAU,GAAGL,IAAI,CAACM,SAAL,CAAeC,MAAlC,CADuD;;gBAInDf,KAAK,IAAIU,MAAT,IAAmBV,KAAK,IAAIU,MAAM,GAAGG,UAAzC,EAAqD;cACnDR,KAAK,CAACW,QAAN,CAAgBL,SAAS,GAAGH,IAA5B,EAAmCR,KAAK,GAAGU,MAA3C;aALqD;;;gBASnDR,GAAG,IAAIQ,MAAP,IAAiBR,GAAG,IAAIQ,MAAM,GAAGG,UAArC,EAAiD;cAC/CR,KAAK,CAACY,MAAN,CAAcL,OAAO,GAAGJ,IAAxB,EAA+BN,GAAG,GAAGQ,MAArC;;;YAGFA,MAAM,IAAIG,UAAV;YACAL,IAAI,GAAGA,IAAI,CAACU,WAAZ;WApBG;;;cAwBDlB,KAAK,KAAKE,GAAd,EAAmB;YACjBG,KAAK,CAACc,cAAN;;;OApCD;;;;;;;UA+CHpC,yBAAyB,CAACC,KAAD,CAAzB,IACAqB,KAAK,CAACe,uBAAN,CAA8BnC,QAA9B,KAA2C,OAF7C,EAGE;;QAEAoB,KAAK,CAACgB,UAAN,CAAiBf,QAAjB;OALF,MAMO;;YAECjB,KAAK,GAAGL,KAAK,CAACK,KAApB;QACAL,KAAK,CAACK,KAAN,GAAcA,KAAK,CAACiC,KAAN,CAAY,CAAZ,EAAetB,KAAf,IAAwBT,IAAxB,GAA+BF,KAAK,CAACiC,KAAN,CAAYpB,GAAZ,CAA7C;;KA7DU;;;IAkEdlB,KAAK,CAACuC,iBAAN,CAAwBvB,KAAK,GAAGT,IAAI,CAACwB,MAArC,EAA6Cf,KAAK,GAAGT,IAAI,CAACwB,MAA1D,EAlEc;;QAqERS,CAAC,GAAGrC,QAAQ,CAACsC,WAAT,CAAqB,SAArB,CAAV;IACAD,CAAC,CAACE,SAAF,CAAY,OAAZ,EAAqB,IAArB,EAA2B,KAA3B;IACA1C,KAAK,CAAC2C,aAAN,CAAoBH,CAApB;;;;;;"}