59 lines
1.1 KiB
V
59 lines
1.1 KiB
V
module docker
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import freeflowuniverse.herolib.core.texttools
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@[params]
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pub struct RunArgs {
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pub mut:
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cmd string
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}
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pub struct RunItem {
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pub mut:
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cmd string
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recipe &DockerBuilderRecipe @[str: skip]
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}
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// to do something like: 'FROM alpine:latest'
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pub fn (mut b DockerBuilderRecipe) add_run(args RunArgs) ! {
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mut item := RunItem{
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cmd: args.cmd
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recipe: &b
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}
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if item.cmd == '' {
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return error('cmd name cannot be empty')
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}
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b.items << item
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}
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pub fn (mut i RunItem) check() ! {
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// nothing much we can do here I guess
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}
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pub fn (mut i RunItem) render() !string {
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mut out := []string{}
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mut first := true
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i.cmd = texttools.dedent(i.cmd)
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for mut line in i.cmd.split_into_lines() {
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line = line.replace('\t', ' ')
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if line == '' {
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continue
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}
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if line.contains('&&') {
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return error("don't use && in scripts")
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}
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if line.trim_space().starts_with('#') {
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continue
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}
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if first {
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out << 'RUN ${line} \\'
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first = false
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} else {
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out << ' && ${line} \\'
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}
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}
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mut out2 := out.join_lines()
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out2 = out2.trim_string_right('\n').trim_string_right('\\')
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return out2
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}
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