Edit File by line

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function indenter(state,textAfter) {

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var t;

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var unit = cmCfg.indentUnit;

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var wordAfter = wordafter(textAfter);

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var currT = peekToken(state,1);

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var prevT = peekToken(state,2);

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if (state.in_string || state.in_atom) {

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return CodeMirror.Pass;

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}else if (!prevT) {

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return 0;

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}else if (currT.token == "when") {

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return currT.column+unit;

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}else if (wordAfter === "when" && prevT.type === "function") {

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return prevT.indent+unit;

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}else if (wordAfter === "(" && currT.token === "fun") {

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return currT.column+3;

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}else if (wordAfter === "catch" && (t = getToken(state,["try"]))) {

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return t.column;

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}else if (is_member(wordAfter,["end","after","of"])) {

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t = getToken(state,["begin","case","fun","if","receive","try"]);

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return t ? t.column : CodeMirror.Pass;

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}else if (is_member(wordAfter,closeParenWords)) {

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t = getToken(state,openParenWords);

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return t ? t.column : CodeMirror.Pass;

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}else if (is_member(currT.token,[",","|","||"]) ||

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is_member(wordAfter,[",","|","||"])) {

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t = postcommaToken(state);

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return t ? t.column+t.token.length : unit;

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}else if (currT.token == "->") {

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if (is_member(prevT.token, ["receive","case","if","try"])) {

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return prevT.column+unit+unit;

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}else{

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return prevT.column+unit;

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}

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}else if (is_member(currT.token,openParenWords)) {

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return currT.column+currT.token.length;

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}else{

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t = defaultToken(state);

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return truthy(t) ? t.column+unit : 0;

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}

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}

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function wordafter(str) {

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var m = str.match(/,|[a-z]+|\}|\]|\)|>>|\|+|\(/);

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return truthy(m) && (m.index === 0) ? m[0] : "";

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}

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[549] Fix | Delete

function postcommaToken(state) {

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var objs = state.tokenStack.slice(0,-1);

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var i = getTokenIndex(objs,"type",["open_paren"]);

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return truthy(objs[i]) ? objs[i] : false;

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}

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function defaultToken(state) {

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var objs = state.tokenStack;

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var stop = getTokenIndex(objs,"type",["open_paren","separator","keyword"]);

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var oper = getTokenIndex(objs,"type",["operator"]);

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if (truthy(stop) && truthy(oper) && stop < oper) {

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return objs[stop+1];

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} else if (truthy(stop)) {

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return objs[stop];

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} else {

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return false;

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}

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}

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[570] Fix | Delete

function getToken(state,tokens) {

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var objs = state.tokenStack;

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var i = getTokenIndex(objs,"token",tokens);

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return truthy(objs[i]) ? objs[i] : false;

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}

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function getTokenIndex(objs,propname,propvals) {

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for (var i = objs.length-1; -1 < i ; i--) {

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if (is_member(objs[i][propname],propvals)) {

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return i;

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}

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}

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return false;

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}

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function truthy(x) {

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return (x !== false) && (x != null);

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}

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/////////////////////////////////////////////////////////////////////////////

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// this object defines the mode

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return {

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startState:

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function() {

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return {tokenStack: [],

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in_string: false,

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in_atom: false};

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token:

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function(stream, state) {

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return tokenizer(stream, state);

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indent:

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function(state, textAfter) {

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return indenter(state,textAfter);

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lineComment: "%"

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};

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});

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});

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