package enry import ( "bytes" "path/filepath" "strings" "gopkg.in/src-d/enry.v1/data" ) var ( auxiliaryLanguages = map[string]bool{ "Other": true, "XML": true, "YAML": true, "TOML": true, "INI": true, "JSON": true, "TeX": true, "Public Key": true, "AsciiDoc": true, "AGS Script": true, "VimL": true, "Diff": true, "CMake": true, "fish": true, "Awk": true, "Graphviz (DOT)": true, "Markdown": true, "desktop": true, "XSLT": true, "SQL": true, "RMarkdown": true, "IRC log": true, "reStructuredText": true, "Twig": true, "CSS": true, "Batchfile": true, "Text": true, "HTML+ERB": true, "HTML": true, "Gettext Catalog": true, "Smarty": true, "Raw token data": true, } configurationLanguages = map[string]bool{ "XML": true, "JSON": true, "TOML": true, "YAML": true, "INI": true, "SQL": true, } ) // IsAuxiliaryLanguage returns whether or not lang is an auxiliary language. func IsAuxiliaryLanguage(lang string) bool { _, ok := auxiliaryLanguages[lang] return ok } // IsConfiguration returns whether or not path is using a configuration language. func IsConfiguration(path string) bool { language, _ := GetLanguageByExtension(path) _, is := configurationLanguages[language] return is } // IsDotFile returns whether or not path has dot as a prefix. func IsDotFile(path string) bool { return strings.HasPrefix(filepath.Base(path), ".") } // IsVendor returns whether or not path is a vendor path. func IsVendor(path string) bool { return data.VendorMatchers.Match(path) } // IsDocumentation returns whether or not path is a documentation path. func IsDocumentation(path string) bool { return data.DocumentationMatchers.Match(path) } const sniffLen = 8000 // IsBinary detects if data is a binary value based on: // http://git.kernel.org/cgit/git/git.git/tree/xdiff-interface.c?id=HEAD#n198 func IsBinary(data []byte) bool { if len(data) > sniffLen { data = data[:sniffLen] } if bytes.IndexByte(data, byte(0)) == -1 { return false } return true }