From 4bd3ce58851b0cd332b9d46d56e4e42795636984 Mon Sep 17 00:00:00 2001
From: John MacFarlane <jgm@berkeley.edu>
Date: Mon, 12 Jan 2015 08:45:35 -0800
Subject: Moved "use strict" to top of modules.

---
 js/lib/blocks.js | 22 ++--------------------
 1 file changed, 2 insertions(+), 20 deletions(-)

(limited to 'js/lib/blocks.js')

diff --git a/js/lib/blocks.js b/js/lib/blocks.js
index d184b51..7d24406 100644
--- a/js/lib/blocks.js
+++ b/js/lib/blocks.js
@@ -1,3 +1,5 @@
+"use strict";
+
 var Node = require('./node');
 var unescapeString = require('./common').unescapeString;
 
@@ -37,7 +39,6 @@ var reLineEnding = /\r\n|\n|\r/;
 
 // Returns true if string contains only space characters.
 var isBlank = function(s) {
-    "use strict";
     return !(reNonSpace.test(s));
 };
 
@@ -45,8 +46,6 @@ var tabSpaces = ['    ', '   ', '  ', ' '];
 
 // Convert tabs to spaces on each line using a 4-space tab stop.
 var detabLine = function(text) {
-    "use strict";
-
     var start = 0;
     var offset;
     var lastStop = 0;
@@ -65,7 +64,6 @@ var detabLine = function(text) {
 // Attempt to match a regex in string s at offset offset.
 // Return index of match or -1.
 var matchAt = function(re, s, offset) {
-    "use strict";
     var res = s.slice(offset).match(re);
     if (res) {
         return offset + res.index;
@@ -76,7 +74,6 @@ var matchAt = function(re, s, offset) {
 
 // destructively trip final blank lines in an array of strings
 var stripFinalBlankLines = function(lns) {
-    "use strict";
     var i = lns.length - 1;
     while (!reNonSpace.test(lns[i])) {
         lns.pop();
@@ -90,7 +87,6 @@ var stripFinalBlankLines = function(lns) {
 
 // Returns true if parent block can contain child block.
 var canContain = function(parent_type, child_type) {
-    "use strict";
     return ( parent_type === 'Document' ||
              parent_type === 'BlockQuote' ||
              parent_type === 'Item' ||
@@ -99,7 +95,6 @@ var canContain = function(parent_type, child_type) {
 
 // Returns true if block type can accept lines of text.
 var acceptsLines = function(block_type) {
-    "use strict";
     return ( block_type === 'Paragraph' ||
              block_type === 'IndentedCode' ||
              block_type === 'FencedCode' );
@@ -108,7 +103,6 @@ var acceptsLines = function(block_type) {
 // Returns true if block ends with a blank line, descending if needed
 // into lists and sublists.
 var endsWithBlankLine = function(block) {
-    "use strict";
     while (block) {
         if (block.last_line_blank) {
             return true;
@@ -127,7 +121,6 @@ var endsWithBlankLine = function(block) {
 // all the lists.  (This is used to implement the "two blank lines
 // break of of all lists" feature.)
 var breakOutOfLists = function(block, line_number) {
-    "use strict";
     var b = block;
     var last_list = null;
     do {
@@ -150,7 +143,6 @@ var breakOutOfLists = function(block, line_number) {
 // Add a line to the block at the tip.  We assume the tip
 // can accept lines -- that check should be done before calling this.
 var addLine = function(ln, offset) {
-    "use strict";
     var s = ln.slice(offset);
     if (!(this.tip.open)) {
         throw { msg: "Attempted to add line (" + ln + ") to closed container." };
@@ -162,7 +154,6 @@ var addLine = function(ln, offset) {
 // accept children, close and finalize it and try its parent,
 // and so on til we find a block that can accept children.
 var addChild = function(tag, line_number, offset) {
-    "use strict";
     while (!canContain(this.tip.t, tag)) {
         this.finalize(this.tip, line_number - 1);
     }
@@ -179,7 +170,6 @@ var addChild = function(tag, line_number, offset) {
 // Parse a list marker and return data on the marker (type,
 // start, delimiter, bullet character, padding) or null.
 var parseListMarker = function(ln, offset) {
-    "use strict";
     var rest = ln.slice(offset);
     var match;
     var spaces_after_marker;
@@ -220,7 +210,6 @@ var parseListMarker = function(ln, offset) {
 // with the same delimiter and bullet character.  This is used
 // in agglomerating list items into lists.
 var listsMatch = function(list_data, item_data) {
-    "use strict";
     return (list_data.type === item_data.type &&
             list_data.delimiter === item_data.delimiter &&
             list_data.bullet_char === item_data.bullet_char);
@@ -230,8 +219,6 @@ var listsMatch = function(list_data, item_data) {
 // We parse markdown text by calling this on each line of input,
 // then finalizing the document.
 var incorporateLine = function(ln, line_number) {
-    "use strict";
-
     var all_matched = true;
     var first_nonspace;
     var offset = 0;
@@ -570,7 +557,6 @@ var incorporateLine = function(ln, line_number) {
 // of paragraphs for reference definitions.  Reset the tip to the
 // parent of the closed block.
 var finalize = function(block, line_number) {
-    "use strict";
     var pos;
     // don't do anything if the block is already closed
     if (!block.open) {
@@ -654,7 +640,6 @@ var finalize = function(block, line_number) {
 // Walk through a block & children recursively, parsing string content
 // into inline content where appropriate.  Returns new object.
 var processInlines = function(block) {
-    "use strict";
     var node, event;
     var walker = block.walker();
     while ((event = walker.next())) {
@@ -667,7 +652,6 @@ var processInlines = function(block) {
 };
 
 var Document = function() {
-    "use strict";
     var doc = new Node('Document', [[1, 1], [0, 0]]);
     doc.string_content = undefined;
     doc.strings = [];
@@ -676,7 +660,6 @@ var Document = function() {
 
 // The main parsing function.  Returns a parsed document AST.
 var parse = function(input) {
-    "use strict";
     this.doc = Document();
     this.tip = this.doc;
     this.refmap = {};
@@ -705,7 +688,6 @@ var parse = function(input) {
 
 // The DocParser object.
 function DocParser(options){
-    "use strict";
     return {
         doc: Document(),
         tip: this.doc,
-- 
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