diff options
Diffstat (limited to 'Godeps/_workspace/src/github.com/vaughan0')
5 files changed, 271 insertions, 0 deletions
diff --git a/Godeps/_workspace/src/github.com/vaughan0/go-ini/LICENSE b/Godeps/_workspace/src/github.com/vaughan0/go-ini/LICENSE new file mode 100644 index 000000000..968b45384 --- /dev/null +++ b/Godeps/_workspace/src/github.com/vaughan0/go-ini/LICENSE @@ -0,0 +1,14 @@ +Copyright (c) 2013 Vaughan Newton + +Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated +documentation files (the "Software"), to deal in the Software without restriction, including without limitation the +rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit +persons to whom the Software is furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all copies or substantial portions of the +Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE +WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR +COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR +OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. diff --git a/Godeps/_workspace/src/github.com/vaughan0/go-ini/ini.go b/Godeps/_workspace/src/github.com/vaughan0/go-ini/ini.go new file mode 100644 index 000000000..81aeb32f8 --- /dev/null +++ b/Godeps/_workspace/src/github.com/vaughan0/go-ini/ini.go @@ -0,0 +1,123 @@ +// Package ini provides functions for parsing INI configuration files. +package ini + +import ( + "bufio" + "fmt" + "io" + "os" + "regexp" + "strings" +) + +var ( + sectionRegex = regexp.MustCompile(`^\[(.*)\]$`) + assignRegex = regexp.MustCompile(`^([^=]+)=(.*)$`) +) + +// ErrSyntax is returned when there is a syntax error in an INI file. +type ErrSyntax struct { + Line int + Source string // The contents of the erroneous line, without leading or trailing whitespace +} + +func (e ErrSyntax) Error() string { + return fmt.Sprintf("invalid INI syntax on line %d: %s", e.Line, e.Source) +} + +// A File represents a parsed INI file. +type File map[string]Section + +// A Section represents a single section of an INI file. +type Section map[string]string + +// Returns a named Section. A Section will be created if one does not already exist for the given name. +func (f File) Section(name string) Section { + section := f[name] + if section == nil { + section = make(Section) + f[name] = section + } + return section +} + +// Looks up a value for a key in a section and returns that value, along with a boolean result similar to a map lookup. +func (f File) Get(section, key string) (value string, ok bool) { + if s := f[section]; s != nil { + value, ok = s[key] + } + return +} + +// Loads INI data from a reader and stores the data in the File. +func (f File) Load(in io.Reader) (err error) { + bufin, ok := in.(*bufio.Reader) + if !ok { + bufin = bufio.NewReader(in) + } + return parseFile(bufin, f) +} + +// Loads INI data from a named file and stores the data in the File. +func (f File) LoadFile(file string) (err error) { + in, err := os.Open(file) + if err != nil { + return + } + defer in.Close() + return f.Load(in) +} + +func parseFile(in *bufio.Reader, file File) (err error) { + section := "" + lineNum := 0 + for done := false; !done; { + var line string + if line, err = in.ReadString('\n'); err != nil { + if err == io.EOF { + done = true + } else { + return + } + } + lineNum++ + line = strings.TrimSpace(line) + if len(line) == 0 { + // Skip blank lines + continue + } + if line[0] == ';' || line[0] == '#' { + // Skip comments + continue + } + + if groups := assignRegex.FindStringSubmatch(line); groups != nil { + key, val := groups[1], groups[2] + key, val = strings.TrimSpace(key), strings.TrimSpace(val) + file.Section(section)[key] = val + } else if groups := sectionRegex.FindStringSubmatch(line); groups != nil { + name := strings.TrimSpace(groups[1]) + section = name + // Create the section if it does not exist + file.Section(section) + } else { + return ErrSyntax{lineNum, line} + } + + } + return nil +} + +// Loads and returns a File from a reader. +func Load(in io.Reader) (File, error) { + file := make(File) + err := file.Load(in) + return file, err +} + +// Loads and returns an INI File from a file on disk. +func LoadFile(filename string) (File, error) { + file := make(File) + err := file.LoadFile(filename) + return file, err +} diff --git a/Godeps/_workspace/src/github.com/vaughan0/go-ini/ini_linux_test.go b/Godeps/_workspace/src/github.com/vaughan0/go-ini/ini_linux_test.go new file mode 100644 index 000000000..38a6f0004 --- /dev/null +++ b/Godeps/_workspace/src/github.com/vaughan0/go-ini/ini_linux_test.go @@ -0,0 +1,43 @@ +package ini + +import ( + "reflect" + "syscall" + "testing" +) + +func TestLoadFile(t *testing.T) { + originalOpenFiles := numFilesOpen(t) + + file, err := LoadFile("test.ini") + if err != nil { + t.Fatal(err) + } + + if originalOpenFiles != numFilesOpen(t) { + t.Error("test.ini not closed") + } + + if !reflect.DeepEqual(file, File{"default": {"stuff": "things"}}) { + t.Error("file not read correctly") + } +} + +func numFilesOpen(t *testing.T) (num uint64) { + var rlimit syscall.Rlimit + err := syscall.Getrlimit(syscall.RLIMIT_NOFILE, &rlimit) + if err != nil { + t.Fatal(err) + } + maxFds := int(rlimit.Cur) + + var stat syscall.Stat_t + for i := 0; i < maxFds; i++ { + if syscall.Fstat(i, &stat) == nil { + num++ + } else { + return + } + } + return +} diff --git a/Godeps/_workspace/src/github.com/vaughan0/go-ini/ini_test.go b/Godeps/_workspace/src/github.com/vaughan0/go-ini/ini_test.go new file mode 100644 index 000000000..06a4d05ea --- /dev/null +++ b/Godeps/_workspace/src/github.com/vaughan0/go-ini/ini_test.go @@ -0,0 +1,89 @@ +package ini + +import ( + "reflect" + "strings" + "testing" +) + +func TestLoad(t *testing.T) { + src := ` + # Comments are ignored + + herp = derp + + [foo] + hello=world + whitespace should = not matter + ; sneaky semicolon-style comment + multiple = equals = signs + + [bar] + this = that` + + file, err := Load(strings.NewReader(src)) + if err != nil { + t.Fatal(err) + } + check := func(section, key, expect string) { + if value, _ := file.Get(section, key); value != expect { + t.Errorf("Get(%q, %q): expected %q, got %q", section, key, expect, value) + } + } + + check("", "herp", "derp") + check("foo", "hello", "world") + check("foo", "whitespace should", "not matter") + check("foo", "multiple", "equals = signs") + check("bar", "this", "that") +} + +func TestSyntaxError(t *testing.T) { + src := ` + # Line 2 + [foo] + bar = baz + # Here's an error on line 6: + wut? + herp = derp` + _, err := Load(strings.NewReader(src)) + t.Logf("%T: %v", err, err) + if err == nil { + t.Fatal("expected an error, got nil") + } + syntaxErr, ok := err.(ErrSyntax) + if !ok { + t.Fatal("expected an error of type ErrSyntax") + } + if syntaxErr.Line != 6 { + t.Fatal("incorrect line number") + } + if syntaxErr.Source != "wut?" { + t.Fatal("incorrect source") + } +} + +func TestDefinedSectionBehaviour(t *testing.T) { + check := func(src string, expect File) { + file, err := Load(strings.NewReader(src)) + if err != nil { + t.Fatal(err) + } + if !reflect.DeepEqual(file, expect) { + t.Errorf("expected %v, got %v", expect, file) + } + } + // No sections for an empty file + check("", File{}) + // Default section only if there are actually values for it + check("foo=bar", File{"": {"foo": "bar"}}) + // User-defined sections should always be present, even if empty + check("[a]\n[b]\nfoo=bar", File{ + "a": {}, + "b": {"foo": "bar"}, + }) + check("foo=bar\n[a]\nthis=that", File{ + "": {"foo": "bar"}, + "a": {"this": "that"}, + }) +} diff --git a/Godeps/_workspace/src/github.com/vaughan0/go-ini/test.ini b/Godeps/_workspace/src/github.com/vaughan0/go-ini/test.ini new file mode 100644 index 000000000..d13c999e2 --- /dev/null +++ b/Godeps/_workspace/src/github.com/vaughan0/go-ini/test.ini @@ -0,0 +1,2 @@ +[default] +stuff = things |