cli: add UsageText to commands that were missing it

Makes --help a bit more useful.

cli/query/query.go

@@ -42,31 +42,35 @@ func NewCommands() []cli.Command {
 			{
 				Name:      "candidates",
 				Usage:     "Get candidates and votes",
+				UsageText: "neo-go query candidates -r endpoint [-s timeout]",
 				Action:    queryCandidates,
 				Flags:     options.RPC,
 			},
 			{
 				Name:      "committee",
 				Usage:     "Get committee list",
+				UsageText: "neo-go query committee -r endpoint [-s timeout]",
 				Action:    queryCommittee,
 				Flags:     options.RPC,
 			},
 			{
 				Name:      "height",
 				Usage:     "Get node height",
+				UsageText: "neo-go query height -r endpoint [-s timeout]",
 				Action:    queryHeight,
 				Flags:     options.RPC,
 			},
 			{
 				Name:      "tx",
 				Usage:     "Query transaction status",
-				UsageText: "neo-go query tx <hash> -r endpoint [-v]",
+				UsageText: "neo-go query tx <hash> -r endpoint [-s timeout] [-v]",
 				Action:    queryTx,
 				Flags:     queryTxFlags,
 			},
 			{
 				Name:      "voter",
 				Usage:     "Print NEO holder account state",
+				UsageText: "neo-go query voter <address> -r endpoint [-s timeout]",
 				Action:    queryVoter,
 				Flags:     options.RPC,
 			},

cli/server/server.go

@@ -88,6 +88,7 @@ func NewCommands() []cli.Command {
 		{
 			Name:      "node",
 			Usage:     "start a NEO node",
+			UsageText: "neo-go node [--config-path path] [-d] [-p/-m/-t]",
 			Action:    startServer,
 			Flags:     cfgFlags,
 		},
@@ -98,12 +99,14 @@ func NewCommands() []cli.Command {
 				{
 					Name:      "dump",
 					Usage:     "dump blocks (starting with block #1) to the file",
+					UsageText: "neo-go db dump -o file [-s start] [-c count] [--config-path path] [-p/-m/-t]",
 					Action:    dumpDB,
 					Flags:     cfgCountOutFlags,
 				},
 				{
 					Name:      "restore",
 					Usage:     "restore blocks from the file",
+					UsageText: "neo-go db restore -i file [--dump] [-n] [-c count] [--config-path path] [-p/-m/-t]",
 					Action:    restoreDB,
 					Flags:     cfgCountInFlags,
 				},

cli/smartcontract/smart_contract.go

@@ -138,6 +138,7 @@ func NewCommands() []cli.Command {
 			{
 				Name:      "compile",
 				Usage:     "compile a smart contract to a .nef file",
+				UsageText: "neo-go contract compile -i path [-o nef] [-v] [-d] [-m manifest] [-c yaml] [--bindings file] [--no-standards] [--no-events] [--no-permissions]",
 				Action:    contractCompile,
 				Flags: []cli.Flag{
 					cli.StringFlag{
@@ -342,6 +343,7 @@ func NewCommands() []cli.Command {
 			{
 				Name:      "init",
 				Usage:     "initialize a new smart-contract in a directory with boiler plate code",
+				UsageText: "neo-go contract init -n name [--skip-details]",
 				Action:    initSmartContract,
 				Flags: []cli.Flag{
 					cli.StringFlag{
@@ -357,6 +359,7 @@ func NewCommands() []cli.Command {
 			{
 				Name:      "inspect",
 				Usage:     "creates a user readable dump of the program instructions",
+				UsageText: "neo-go contract inspect -i file [-c]",
 				Action:    inspect,
 				Flags: []cli.Flag{
 					cli.BoolFlag{
@@ -372,6 +375,7 @@ func NewCommands() []cli.Command {
 			{
 				Name:      "calc-hash",
 				Usage:     "calculates hash of a contract after deployment",
+				UsageText: "neo-go contract calc-hash -i nef -m manifest -s address",
 				Action:    calcHash,
 				Flags: []cli.Flag{
 					flags.AddressFlag{
@@ -395,6 +399,7 @@ func NewCommands() []cli.Command {
 					{
 						Name:      "add-group",
 						Usage:     "adds group to the manifest",
+						UsageText: "neo-go contract manifest add-group -w wallet [--wallet-config path] -n nef -m manifest -a address -s address",
 						Action:    manifestAddGroup,
 						Flags: []cli.Flag{
 							walletFlag,

cli/wallet/wallet.go

@@ -112,12 +112,14 @@ func NewCommands() []cli.Command {
 			{
 				Name:      "claim",
 				Usage:     "claim GAS",
+				UsageText: "neo-go wallet claim -w wallet [--wallet-config path] -a address -r endpoint [-s timeout]",
 				Action:    claimGas,
 				Flags:     claimFlags,
 			},
 			{
 				Name:      "init",
 				Usage:     "create a new wallet",
+				UsageText: "neo-go wallet init -w wallet [--wallet-config path] [-a]",
 				Action:    createWallet,
 				Flags: []cli.Flag{
 					walletPathFlag,
@@ -131,6 +133,7 @@ func NewCommands() []cli.Command {
 			{
 				Name:      "change-password",
 				Usage:     "change password for accounts",
+				UsageText: "neo-go wallet change-password -w wallet -a address",
 				Action:    changePassword,
 				Flags: []cli.Flag{
 					walletPathFlag,
@@ -143,6 +146,7 @@ func NewCommands() []cli.Command {
 			{
 				Name:      "convert",
 				Usage:     "convert addresses from existing NEO2 NEP6-wallet to NEO3 format",
+				UsageText: "neo-go wallet convert -w legacywallet [--wallet-config path] -o n3wallet",
 				Action:    convertWallet,
 				Flags: []cli.Flag{
 					walletPathFlag,
@@ -156,6 +160,7 @@ func NewCommands() []cli.Command {
 			{
 				Name:      "create",
 				Usage:     "add an account to the existing wallet",
+				UsageText: "neo-go wallet create -w wallet [--wallet-config path]",
 				Action:    addAccount,
 				Flags: []cli.Flag{
 					walletPathFlag,
@@ -165,6 +170,7 @@ func NewCommands() []cli.Command {
 			{
 				Name:      "dump",
 				Usage:     "check and dump an existing NEO wallet",
+				UsageText: "neo-go wallet dump -w wallet [--wallet-config path] [-d]",
 				Action:    dumpWallet,
 				Flags: []cli.Flag{
 					walletPathFlag,
@@ -175,6 +181,7 @@ func NewCommands() []cli.Command {
 			{
 				Name:      "dump-keys",
 				Usage:     "dump public keys for account",
+				UsageText: "neo-go wallet dump-keys -w wallet [--wallet-config path] [-a address]",
 				Action:    dumpKeys,
 				Flags: []cli.Flag{
 					walletPathFlag,