48 lines
876 B
Go
48 lines
876 B
Go
package buildfile
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import (
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"bufio"
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"io"
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"strings"
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)
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// Reader is the buildfile reader
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type Reader struct {
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// linux distribution to run on
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distribution string
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Content []*instruction
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}
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// NewReader creates a new reader for the specified build file and linux distribution
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func NewReader(distro string, buildfile io.Reader) (*Reader, error) {
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r := &Reader{
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distribution: distro,
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Content: make([]*instruction, 0),
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}
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// read each line
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l, reader := 0, bufio.NewReader(buildfile)
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for {
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l++
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line, err := reader.ReadString('\n')
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if err == io.EOF {
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break
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} else if err != nil {
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return nil, LineError{l, err}
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}
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line = strings.Trim(line, " \t\n")
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// get and add instruction to list
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inst, err := createInstruction(line)
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if err != nil {
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return nil, LineError{l, err}
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}
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r.Content = append(r.Content, inst)
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}
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return r, nil
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}
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