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Diffstat (limited to 'node_modules/depd/lib/compat/callsite-tostring.js')
-rw-r--r--node_modules/depd/lib/compat/callsite-tostring.js103
1 files changed, 103 insertions, 0 deletions
diff --git a/node_modules/depd/lib/compat/callsite-tostring.js b/node_modules/depd/lib/compat/callsite-tostring.js
new file mode 100644
index 0000000..73186dc
--- /dev/null
+++ b/node_modules/depd/lib/compat/callsite-tostring.js
@@ -0,0 +1,103 @@
+/*!
+ * depd
+ * Copyright(c) 2014 Douglas Christopher Wilson
+ * MIT Licensed
+ */
+
+'use strict'
+
+/**
+ * Module exports.
+ */
+
+module.exports = callSiteToString
+
+/**
+ * Format a CallSite file location to a string.
+ */
+
+function callSiteFileLocation (callSite) {
+ var fileName
+ var fileLocation = ''
+
+ if (callSite.isNative()) {
+ fileLocation = 'native'
+ } else if (callSite.isEval()) {
+ fileName = callSite.getScriptNameOrSourceURL()
+ if (!fileName) {
+ fileLocation = callSite.getEvalOrigin()
+ }
+ } else {
+ fileName = callSite.getFileName()
+ }
+
+ if (fileName) {
+ fileLocation += fileName
+
+ var lineNumber = callSite.getLineNumber()
+ if (lineNumber != null) {
+ fileLocation += ':' + lineNumber
+
+ var columnNumber = callSite.getColumnNumber()
+ if (columnNumber) {
+ fileLocation += ':' + columnNumber
+ }
+ }
+ }
+
+ return fileLocation || 'unknown source'
+}
+
+/**
+ * Format a CallSite to a string.
+ */
+
+function callSiteToString (callSite) {
+ var addSuffix = true
+ var fileLocation = callSiteFileLocation(callSite)
+ var functionName = callSite.getFunctionName()
+ var isConstructor = callSite.isConstructor()
+ var isMethodCall = !(callSite.isToplevel() || isConstructor)
+ var line = ''
+
+ if (isMethodCall) {
+ var methodName = callSite.getMethodName()
+ var typeName = getConstructorName(callSite)
+
+ if (functionName) {
+ if (typeName && functionName.indexOf(typeName) !== 0) {
+ line += typeName + '.'
+ }
+
+ line += functionName
+
+ if (methodName && functionName.lastIndexOf('.' + methodName) !== functionName.length - methodName.length - 1) {
+ line += ' [as ' + methodName + ']'
+ }
+ } else {
+ line += typeName + '.' + (methodName || '<anonymous>')
+ }
+ } else if (isConstructor) {
+ line += 'new ' + (functionName || '<anonymous>')
+ } else if (functionName) {
+ line += functionName
+ } else {
+ addSuffix = false
+ line += fileLocation
+ }
+
+ if (addSuffix) {
+ line += ' (' + fileLocation + ')'
+ }
+
+ return line
+}
+
+/**
+ * Get constructor name of reviver.
+ */
+
+function getConstructorName (obj) {
+ var receiver = obj.receiver
+ return (receiver.constructor && receiver.constructor.name) || null
+}