kmx.io/prism.js/components/prism-javastacktrace.js

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• Hash : fa55492b
  Author :
  Date : 2021-12-05T14:39:54
  

  JavaStackTrace: Removed unreachable parts of regexes (#3219)

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• components/prism-javastacktrace.js

• // Specification:
  // https://docs.oracle.com/en/java/javase/13/docs/api/java.base/java/lang/Throwable.html#printStackTrace()
  
  Prism.languages.javastacktrace = {
  
  	// java.sql.SQLException: Violation of unique constraint MY_ENTITY_UK_1: duplicate value(s) for column(s) MY_COLUMN in statement [...]
  	// Caused by: java.sql.SQLException: Violation of unique constraint MY_ENTITY_UK_1: duplicate value(s) for column(s) MY_COLUMN in statement [...]
  	// Caused by: com.example.myproject.MyProjectServletException
  	// Caused by: MidLevelException: LowLevelException
  	// Suppressed: Resource$CloseFailException: Resource ID = 0
  	'summary': {
  		pattern: /^([\t ]*)(?:(?:Caused by:|Suppressed:|Exception in thread "[^"]*")[\t ]+)?[\w$.]+(?::.*)?$/m,
  		lookbehind: true,
  		inside: {
  			'keyword': {
  				pattern: /^([\t ]*)(?:(?:Caused by|Suppressed)(?=:)|Exception in thread)/m,
  				lookbehind: true
  			},
  
  			// the current thread if the summary starts with 'Exception in thread'
  			'string': {
  				pattern: /^(\s*)"[^"]*"/,
  				lookbehind: true
  			},
  			'exceptions': {
  				pattern: /^(:?\s*)[\w$.]+(?=:|$)/,
  				lookbehind: true,
  				inside: {
  					'class-name': /[\w$]+$/,
  					'namespace': /\b[a-z]\w*\b/,
  					'punctuation': /\./
  				}
  			},
  			'message': {
  				pattern: /(:\s*)\S.*/,
  				lookbehind: true,
  				alias: 'string'
  			},
  			'punctuation': /:/
  		}
  	},
  
  	// at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1166)
  	// at org.hsqldb.jdbc.Util.throwError(Unknown Source) here could be some notes
  	// at java.base/java.lang.Class.forName0(Native Method)
  	// at Util.<init>(Unknown Source)
  	// at com.foo.loader/foo@9.0/com.foo.Main.run(Main.java:101)
  	// at com.foo.loader//com.foo.bar.App.run(App.java:12)
  	// at acme@2.1/org.acme.Lib.test(Lib.java:80)
  	// at MyClass.mash(MyClass.java:9)
  	//
  	// More information:
  	// https://docs.oracle.com/en/java/javase/13/docs/api/java.base/java/lang/StackTraceElement.html#toString()
  	//
  	// A valid Java module name is defined as:
  	//   "A module name consists of one or more Java identifiers (§3.8) separated by "." tokens."
  	// https://docs.oracle.com/javase/specs/jls/se9/html/jls-6.html#jls-ModuleName
  	//
  	// A Java module version is defined by this class:
  	// https://docs.oracle.com/javase/9/docs/api/java/lang/module/ModuleDescriptor.Version.html
  	// This is the implementation of the `parse` method in JDK13:
  	// https://github.com/matcdac/jdk/blob/2305df71d1b7710266ae0956d73927a225132c0f/src/java.base/share/classes/java/lang/module/ModuleDescriptor.java#L1108
  	// However, to keep this simple, a version will be matched by the pattern /@[\w$.+-]*/.
  	'stack-frame': {
  		pattern: /^([\t ]*)at (?:[\w$./]|@[\w$.+-]*\/)+(?:<init>)?\([^()]*\)/m,
  		lookbehind: true,
  		inside: {
  			'keyword': {
  				pattern: /^(\s*)at(?= )/,
  				lookbehind: true
  			},
  			'source': [
  				// (Main.java:15)
  				// (Main.scala:15)
  				{
  					pattern: /(\()\w+\.\w+:\d+(?=\))/,
  					lookbehind: true,
  					inside: {
  						'file': /^\w+\.\w+/,
  						'punctuation': /:/,
  						'line-number': {
  							pattern: /\b\d+\b/,
  							alias: 'number'
  						}
  					}
  				},
  				// (Unknown Source)
  				// (Native Method)
  				// (...something...)
  				{
  					pattern: /(\()[^()]*(?=\))/,
  					lookbehind: true,
  					inside: {
  						'keyword': /^(?:Native Method|Unknown Source)$/
  					}
  				}
  			],
  			'class-name': /[\w$]+(?=\.(?:<init>|[\w$]+)\()/,
  			'function': /(?:<init>|[\w$]+)(?=\()/,
  			'class-loader': {
  				pattern: /(\s)[a-z]\w*(?:\.[a-z]\w*)*(?=\/[\w@$.]*\/)/,
  				lookbehind: true,
  				alias: 'namespace',
  				inside: {
  					'punctuation': /\./
  				}
  			},
  			'module': {
  				pattern: /([\s/])[a-z]\w*(?:\.[a-z]\w*)*(?:@[\w$.+-]*)?(?=\/)/,
  				lookbehind: true,
  				inside: {
  					'version': {
  						pattern: /(@)[\s\S]+/,
  						lookbehind: true,
  						alias: 'number'
  					},
  					'punctuation': /[@.]/
  				}
  			},
  			'namespace': {
  				pattern: /(?:\b[a-z]\w*\.)+/,
  				inside: {
  					'punctuation': /\./
  				}
  			},
  			'punctuation': /[()/.]/
  		}
  	},
  
  	// ... 32 more
  	// ... 32 common frames omitted
  	'more': {
  		pattern: /^([\t ]*)\.{3} \d+ [a-z]+(?: [a-z]+)*/m,
  		lookbehind: true,
  		inside: {
  			'punctuation': /\.{3}/,
  			'number': /\d+/,
  			'keyword': /\b[a-z]+(?: [a-z]+)*\b/
  		}
  	}
  
  };
  

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