fix typo

Author: cho45

README.md

@@ -24,7 +24,7 @@ SUPPORTED SYNTAXES
  * `( .. )` : simple grouping
  * `|` : alternative
 
-WILL NOT SUPPRT
+WILL NOT SUPPORT
 ===============
 
  * `^` : beginning of line

lib/String_random.js

@@ -27,7 +27,7 @@ function String_random (pattern, options) {
 					if (next === ':') {
 						// just create a group
 					} else {
-						throw "Invalid group";
+						throw Error("Invalid group");
 					}
 				} else
 				if (next === '(' || next === ')') {
@@ -44,46 +44,46 @@ function String_random (pattern, options) {
 			}
 		}
 
-		if (stack.length > 1) throw "missmatch paren";
+		if (stack.length > 1) throw Error("mismatch paren");
 
 		return tree;
 	}
 
 	function processSelect (tree) {
-		const candinates = [ [] ];
+		const candidates = [ [] ];
 
 		while (tree.length) {
 			let chr = tree.shift();
 			if (chr === '\\') {
 				const next = tree.shift();
 				if (next === '|') {
-					candinates[0].push(next);
+					candidates[0].push(next);
 				} else {
-					candinates[0].push(chr, next);
+					candidates[0].push(chr, next);
 				}
 			} else
 			if (chr === '[') {
-				candinates[0].push(chr);
+				candidates[0].push(chr);
 				while (tree.length) {
 					chr = tree.shift();
-					candinates[0].push(chr);
+					candidates[0].push(chr);
 					if (chr === '\\') {
 						const next = tree.shift(); // no warnings
-						candinates[0].push(next);
+						candidates[0].push(next);
 					} else
 					if (chr === ']') {
 						break;
 					}
 				}
 			} else
 			if (chr === '|') {
-				candinates.unshift([]);
+				candidates.unshift([]);
 			} else {
-				candinates[0].push(chr);
+				candidates[0].push(chr);
 			}
 		}
 
-		for (let i = 0, it; (it = candinates[i]); i++) {
+		for (let i = 0, it; (it = candidates[i]); i++) {
 			tree.push(it);
 			for (let j = 0, len = it.length; j < len; j++) {
 				if (it[j] instanceof Array) {
@@ -92,7 +92,7 @@ function String_random (pattern, options) {
 			}
 		}
 
-		// 入れ子、 奇数段が pattern 偶数段が candinates,
+		// 入れ子、 奇数段が pattern 偶数段が candidates,
 		return [ tree ];
 	}
 
@@ -163,7 +163,7 @@ function String_random (pattern, options) {
 						}
 					}
 
-					if (chr !== '}') throw "missmatch brace: " + chr;
+					if (chr !== '}') throw Error(`missmatch brace: ${chr}`);
 
 					const dd = brace.split(/,/);
 					const min = +dd[0];
@@ -189,7 +189,7 @@ function String_random (pattern, options) {
 						candinates = [ REFERENCE[escaped] || '' ];
 					} else {
 						if (escaped === 'b' || escaped === 'B') {
-							throw "\\b and \\B is not supported";
+							throw Error(`\\b and \\B is not supported`);
 						}
 						candinates = CLASSES[escaped];
 					}