alpaca
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Alpaca provides the easiest and fastest way to generate interactive forms for the web and mobile devices. It runs simply as HTML5 or more elaborately using Bootstrap, jQuery Mobile or jQuery UI. Alpaca uses Handlebars to process JSON schema and provide
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JavaScript
// Copyright (C) 2013 Andrew Allen
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
/**
* @fileoverview
* Registers a language handler for Erlang.
*
* Derived from https://raw.github.com/erlang/otp/dev/lib/compiler/src/core_parse.yrl
* Modified from Mike Samuel's Haskell plugin for google-code-prettify
*
* @author achew22@gmail.com
*/
PR['registerLangHandler'](
PR['createSimpleLexer'](
[
// Whitespace
// whitechar -> newline | vertab | space | tab | uniWhite
// newline -> return linefeed | return | linefeed | formfeed
[PR['PR_PLAIN'], /^[\t\n\x0B\x0C\r ]+/, null, '\t\n\x0B\x0C\r '],
// Single line double-quoted strings.
[PR['PR_STRING'], /^\"(?:[^\"\\\n\x0C\r]|\\[\s\S])*(?:\"|$)/,
null, '"'],
// Handle atoms
[PR['PR_LITERAL'], /^[a-z][a-zA-Z0-9_]*/],
// Handle single quoted atoms
[PR['PR_LITERAL'], /^\'(?:[^\'\\\n\x0C\r]|\\[^&])+\'?/,
null, "'"],
// Handle macros. Just to be extra clear on this one, it detects the ?
// then uses the regexp to end it so be very careful about matching
// all the terminal elements
[PR['PR_LITERAL'], /^\?[^ \t\n({]+/, null, "?"],
// decimal -> digit{digit}
// octal -> octit{octit}
// hexadecimal -> hexit{hexit}
// integer -> decimal
// | 0o octal | 0O octal
// | 0x hexadecimal | 0X hexadecimal
// float -> decimal . decimal [exponent]
// | decimal exponent
// exponent -> (e | E) [+ | -] decimal
[PR['PR_LITERAL'],
/^(?:0o[0-7]+|0x[\da-f]+|\d+(?:\.\d+)?(?:e[+\-]?\d+)?)/i,
null, '0123456789']
],
[
// TODO: catch @declarations inside comments
// Comments in erlang are started with % and go till a newline
[PR['PR_COMMENT'], /^%[^\n]*/],
// Catch macros
//[PR['PR_TAG'], /?[^( \n)]+/],
/**
* %% Keywords (atoms are assumed to always be single-quoted).
* 'module' 'attributes' 'do' 'let' 'in' 'letrec'
* 'apply' 'call' 'primop'
* 'case' 'of' 'end' 'when' 'fun' 'try' 'catch' 'receive' 'after'
*/
[PR['PR_KEYWORD'], /^(?:module|attributes|do|let|in|letrec|apply|call|primop|case|of|end|when|fun|try|catch|receive|after|char|integer|float,atom,string,var)\b/],
/**
* Catch definitions (usually defined at the top of the file)
* Anything that starts -something
*/
[PR['PR_KEYWORD'], /^-[a-z_]+/],
// Catch variables
[PR['PR_TYPE'], /^[A-Z_][a-zA-Z0-9_]*/],
// matches the symbol production
[PR['PR_PUNCTUATION'], /^[.,;]/]
]),
['erlang', 'erl']);