Initial project import

tools/v/vlib/cli/testdata/default_command_flag.out

@@ -0,0 +1,7 @@
+Usage:  [flags] [commands]
+
+Flags:
+  -version            Print version information
+
+Commands:
+  help                Print help information

tools/v/vlib/cli/testdata/default_command_flag.vv

@@ -0,0 +1,13 @@
+import cli { Command, CommandFlag }
+
+fn main() {
+	mut cmd := Command{
+		version: '0.1.0'
+		defaults: struct {
+			help: CommandFlag{true, false}
+			version: CommandFlag{false, true}
+			man: false
+		}
+	}
+	cmd.parse([''])
+}

tools/v/vlib/cli/testdata/default_command_no_flag_err.out

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+Command `foo` has no flag `-man`

tools/v/vlib/cli/testdata/default_command_no_flag_err.vv

@@ -0,0 +1,11 @@
+import cli { Command, CommandFlag }
+
+fn main() {
+	mut cmd := Command{
+		name: 'foo'
+		defaults: struct {
+			man: CommandFlag{true, false}
+		}
+	}
+	cmd.parse(['foo', '-man'])
+}

tools/v/vlib/cli/testdata/default_help.out

@@ -0,0 +1,7 @@
+Usage:  [flags] [commands]
+
+Flags:
+  -help               Print help information
+
+Commands:
+  help                Print help information

tools/v/vlib/cli/testdata/default_help.vv

@@ -0,0 +1,10 @@
+import cli { Command }
+import os
+
+fn main() {
+	mut cmd := Command{}
+	cmd.defaults = struct {
+		man: false
+	}
+	cmd.parse(os.args)
+}

tools/v/vlib/cli/testdata/default_help_flag_no_command.out

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+Usage: foo [flags] [commands]
+
+Flags:
+  -help               Print help information
+  -man                Print the auto-generated manpage
+
+Commands:
+  man                 Print the auto-generated manpage

tools/v/vlib/cli/testdata/default_help_flag_no_command.vv

@@ -0,0 +1,11 @@
+import cli { Command, CommandFlag }
+
+fn main() {
+	mut cmd := Command{
+		name: 'foo'
+		defaults: struct {
+			help: CommandFlag{false, true}
+		}
+	}
+	cmd.parse(['foo', '-help'])
+}

tools/v/vlib/cli/testdata/default_version_flag_no_command.out

@@ -0,0 +1 @@
+foo version 0.1.0

tools/v/vlib/cli/testdata/default_version_flag_no_command.vv

@@ -0,0 +1,13 @@
+import cli { Command, CommandFlag }
+
+fn main() {
+	mut cmd := Command{
+		name: 'foo'
+		version: '0.1.0'
+		posix_mode: true
+		defaults: struct {
+			version: CommandFlag{false, true}
+		}
+	}
+	cmd.parse(['foo', '--version'])
+}

tools/v/vlib/cli/testdata/long_description.out

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+Usage: cli greet [flags] <name>
+
+Prints greeting in different languages.
+
+Flags:
+  -fun                '{"uri":"mqtt://broker.emqx.io:1883","topic":"test_emq/1
+'{"uri":"mqtt://broker.emqx.io:1883","topic":"test_emq/1","filters":[{"producer_id":0,"trace_group":2,"string_id
+                      ":3001},{"string_id":3002}]}'
+  -help               Print help information
+  -man                Print the auto-generated manpage

tools/v/vlib/cli/testdata/long_description.vv

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+import cli { Command, Flag }
+
+mut cmd := Command{
+	name: 'cli'
+	description: 'An example of the cli library.'
+	version: '1.0.0'
+}
+mut greet_cmd := Command{
+	name: 'greet'
+	description: 'Prints greeting in different languages.'
+	usage: '<name>'
+	required_args: 1
+}
+greet_cmd.add_flag(Flag{
+	flag: .string_array
+	name: 'fun'
+	description: '\'{"uri":"mqtt://broker.emqx.io:1883","topic":"test_emq/1","filters":[{"producer_id":0,"trace_group":2,"string_id":3001},{"string_id":3002}]}\''
+})
+cmd.add_command(greet_cmd)
+cmd.setup()
+cmd.parse(['cli', 'greet', '-help'])

tools/v/vlib/cli/testdata/no_execute.vv

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+import cli { Command }
+
+fn main() {
+	mut cmd := Command{
+		name: 'cmd'
+	}
+	cmd.add_command(
+		name: 'foo'
+	)
+	cmd.parse(['', 'cmd', 'foo'])
+}