Merge pull request #378 from onflow/bugfix/missing-config

Fix Config Syntax Error Handling

Author: devbugging

go.mod

@@ -2,15 +2,13 @@ module github.com/onflow/flow-cli
 
 go 1.13
 
-replace github.com/onflow/cadence/languageserver => github.com/bjartek/cadence/languageserver v0.9.5-0.20210804215405-0397187261d5
-
 require (
 	github.com/a8m/envsubst v1.2.0
 	github.com/gosuri/uilive v0.0.4
 	github.com/joho/godotenv v1.3.0
 	github.com/manifoldco/promptui v0.8.0
 	github.com/onflow/cadence v0.18.1-0.20210621144040-64e6b6fb2337
-	github.com/onflow/cadence/languageserver v0.18.2
+	github.com/onflow/cadence/languageserver v0.18.3-0.20210922170423-869cc8faab9b
 	github.com/onflow/flow-core-contracts/lib/go/templates v0.6.0
 	github.com/onflow/flow-emulator v0.22.0
 	github.com/onflow/flow-go v0.18.4

go.sum

@@ -225,6 +225,7 @@ github.com/fatih/color v1.3.0/go.mod h1:Zm6kSWBoL9eyXnKyktHP6abPY2pDugNf5Kwzbycv
 github.com/fatih/color v1.7.0/go.mod h1:Zm6kSWBoL9eyXnKyktHP6abPY2pDugNf5KwzbycvMj4=
 github.com/fjl/memsize v0.0.0-20180418122429-ca190fb6ffbc/go.mod h1:VvhXpOYNQvB+uIk2RvXzuaQtkQJzzIx6lSBe1xv7hi0=
 github.com/flynn/go-shlex v0.0.0-20150515145356-3f9db97f8568/go.mod h1:xEzjJPgXI435gkrCt3MPfRiAkVrwSbHsst4LCFVfpJc=
+github.com/flynn/noise v0.0.0-20180327030543-2492fe189ae6/go.mod h1:1i71OnUq3iUe1ma7Lr6yG6/rjvM3emb6yoL7xLFzcVQ=
 github.com/flynn/noise v1.0.0/go.mod h1:xbMo+0i6+IGbYdJhF31t2eR1BIU0CYc12+BNAKwUTag=
 github.com/fogleman/gg v1.2.1-0.20190220221249-0403632d5b90/go.mod h1:R/bRT+9gY/C5z7JzPU0zXsXHKM4/ayA+zqcVNZzPa1k=
 github.com/francoispqt/gojay v1.2.13/go.mod h1:ehT5mTG4ua4581f1++1WLG0vPdaA9HaiDsoyrBGkyDY=
@@ -517,11 +518,13 @@ github.com/libp2p/go-libp2p v0.6.1/go.mod h1:CTFnWXogryAHjXAKEbOf1OWY+VeAP3lDMZk
 github.com/libp2p/go-libp2p v0.7.0/go.mod h1:hZJf8txWeCduQRDC/WSqBGMxaTHCOYHt2xSU1ivxn0k=
 github.com/libp2p/go-libp2p v0.7.4/go.mod h1:oXsBlTLF1q7pxr+9w6lqzS1ILpyHsaBPniVO7zIHGMw=
 github.com/libp2p/go-libp2p v0.8.1/go.mod h1:QRNH9pwdbEBpx5DTJYg+qxcVaDMAz3Ee/qDKwXujH5o=
+github.com/libp2p/go-libp2p v0.13.0/go.mod h1:pM0beYdACRfHO1WcJlp65WXyG2A6NqYM+t2DTVAJxMo=
 github.com/libp2p/go-libp2p v0.14.1/go.mod h1:0PQMADQEjCM2l8cSMYDpTgsb8gr6Zq7i4LUgq1mlW2E=
 github.com/libp2p/go-libp2p-autonat v0.1.1/go.mod h1:OXqkeGOY2xJVWKAGV2inNF5aKN/djNA3fdpCWloIudE=
 github.com/libp2p/go-libp2p-autonat v0.2.0/go.mod h1:DX+9teU4pEEoZUqR1PiMlqliONQdNbfzE1C718tcViI=
 github.com/libp2p/go-libp2p-autonat v0.2.1/go.mod h1:MWtAhV5Ko1l6QBsHQNSuM6b1sRkXrpk0/LqCr+vCVxI=
 github.com/libp2p/go-libp2p-autonat v0.2.2/go.mod h1:HsM62HkqZmHR2k1xgX34WuWDzk/nBwNHoeyyT4IWV6A=
+github.com/libp2p/go-libp2p-autonat v0.4.0/go.mod h1:YxaJlpr81FhdOv3W3BTconZPfhaYivRdf53g+S2wobk=
 github.com/libp2p/go-libp2p-autonat v0.4.2/go.mod h1:YxaJlpr81FhdOv3W3BTconZPfhaYivRdf53g+S2wobk=
 github.com/libp2p/go-libp2p-blankhost v0.1.1/go.mod h1:pf2fvdLJPsC1FsVrNP3DUUvMzUts2dsLLBEpo1vW1ro=
 github.com/libp2p/go-libp2p-blankhost v0.1.4/go.mod h1:oJF0saYsAXQCSfDq254GMNmLNz6ZTHTOvtF4ZydUvwU=
@@ -564,6 +567,7 @@ github.com/libp2p/go-libp2p-mplex v0.4.1/go.mod h1:cmy+3GfqfM1PceHTLL7zQzAAYaryD
 github.com/libp2p/go-libp2p-nat v0.0.5/go.mod h1:1qubaE5bTZMJE+E/uu2URroMbzdubFz1ChgiN79yKPE=
 github.com/libp2p/go-libp2p-nat v0.0.6/go.mod h1:iV59LVhB3IkFvS6S6sauVTSOrNEANnINbI/fkaLimiw=
 github.com/libp2p/go-libp2p-netutil v0.1.0/go.mod h1:3Qv/aDqtMLTUyQeundkKsA+YCThNdbQD54k3TqjpbFU=
+github.com/libp2p/go-libp2p-noise v0.1.1/go.mod h1:QDFLdKX7nluB7DEnlVPbz7xlLHdwHFA9HiohJRr3vwM=
 github.com/libp2p/go-libp2p-noise v0.2.0/go.mod h1:IEbYhBBzGyvdLBoxxULL/SGbJARhUeqlO8lVSREYu2Q=
 github.com/libp2p/go-libp2p-peer v0.2.0/go.mod h1:RCffaCvUyW2CJmG2gAWVqwePwW7JMgxjsHm7+J5kjWY=
 github.com/libp2p/go-libp2p-peerstore v0.1.0/go.mod h1:2CeHkQsr8svp4fZ+Oi9ykN1HBb6u0MOvdJ7YIsmcwtY=
@@ -586,6 +590,7 @@ github.com/libp2p/go-libp2p-swarm v0.2.3/go.mod h1:P2VO/EpxRyDxtChXz/VPVXyTnszHv
 github.com/libp2p/go-libp2p-swarm v0.2.8/go.mod h1:JQKMGSth4SMqonruY0a8yjlPVIkb0mdNSwckW7OYziM=
 github.com/libp2p/go-libp2p-swarm v0.3.0/go.mod h1:hdv95GWCTmzkgeJpP+GK/9D9puJegb7H57B5hWQR5Kk=
 github.com/libp2p/go-libp2p-swarm v0.3.1/go.mod h1:hdv95GWCTmzkgeJpP+GK/9D9puJegb7H57B5hWQR5Kk=
+github.com/libp2p/go-libp2p-swarm v0.4.0/go.mod h1:XVFcO52VoLoo0eitSxNQWYq4D6sydGOweTOAjJNraCw=
 github.com/libp2p/go-libp2p-swarm v0.5.0/go.mod h1:sU9i6BoHE0Ve5SKz3y9WfKrh8dUat6JknzUehFx8xW4=
 github.com/libp2p/go-libp2p-testing v0.0.2/go.mod h1:gvchhf3FQOtBdr+eFUABet5a4MBLK8jM3V4Zghvmi+E=
 github.com/libp2p/go-libp2p-testing v0.0.3/go.mod h1:gvchhf3FQOtBdr+eFUABet5a4MBLK8jM3V4Zghvmi+E=
@@ -599,6 +604,7 @@ github.com/libp2p/go-libp2p-tls v0.1.3/go.mod h1:wZfuewxOndz5RTnCAxFliGjvYSDA40s
 github.com/libp2p/go-libp2p-transport-upgrader v0.1.1/go.mod h1:IEtA6or8JUbsV07qPW4r01GnTenLW4oi3lOPbUMGJJA=
 github.com/libp2p/go-libp2p-transport-upgrader v0.2.0/go.mod h1:mQcrHj4asu6ArfSoMuyojOdjx73Q47cYD7s5+gZOlns=
 github.com/libp2p/go-libp2p-transport-upgrader v0.3.0/go.mod h1:i+SKzbRnvXdVbU3D1dwydnTmKRPXiAR/fyvi1dXuL4o=
+github.com/libp2p/go-libp2p-transport-upgrader v0.4.0/go.mod h1:J4ko0ObtZSmgn5BX5AmegP+dK3CSnU2lMCKsSq/EY0s=
 github.com/libp2p/go-libp2p-transport-upgrader v0.4.2/go.mod h1:NR8ne1VwfreD5VIWIU62Agt/J18ekORFU/j1i2y8zvk=
 github.com/libp2p/go-libp2p-yamux v0.2.0/go.mod h1:Db2gU+XfLpm6E4rG5uGCFX6uXA8MEXOxFcRoXUODaK8=
 github.com/libp2p/go-libp2p-yamux v0.2.2/go.mod h1:lIohaR0pT6mOt0AZ0L2dFze9hds9Req3OfS+B+dv4qw=
@@ -607,6 +613,7 @@ github.com/libp2p/go-libp2p-yamux v0.2.7/go.mod h1:X28ENrBMU/nm4I3Nx4sZ4dgjZ6VhL
 github.com/libp2p/go-libp2p-yamux v0.2.8/go.mod h1:/t6tDqeuZf0INZMTgd0WxIRbtK2EzI2h7HbFm9eAKI4=
 github.com/libp2p/go-libp2p-yamux v0.4.0/go.mod h1:+DWDjtFMzoAwYLVkNZftoucn7PelNoy5nm3tZ3/Zw30=
 github.com/libp2p/go-libp2p-yamux v0.5.0/go.mod h1:AyR8k5EzyM2QN9Bbdg6X1SkVVuqLwTGf0L4DFq9g6po=
+github.com/libp2p/go-libp2p-yamux v0.5.1/go.mod h1:dowuvDu8CRWmr0iqySMiSxK+W0iL5cMVO9S94Y6gkv4=
 github.com/libp2p/go-libp2p-yamux v0.5.4/go.mod h1:tfrXbyaTqqSU654GTvK3ocnSZL3BuHoeTSqhcel1wsE=
 github.com/libp2p/go-maddr-filter v0.0.4/go.mod h1:6eT12kSQMA9x2pvFQa+xesMKUBlj9VImZbj3B9FBH/Q=
 github.com/libp2p/go-maddr-filter v0.0.5/go.mod h1:Jk+36PMfIqCJhAnaASRH83bdAvfDRp/w6ENFaC9bG+M=
@@ -654,6 +661,7 @@ github.com/libp2p/go-yamux v1.3.5/go.mod h1:FGTiPvoV/3DVdgWpX+tM0OW3tsM+W5bSE3gZ
 github.com/libp2p/go-yamux v1.3.7/go.mod h1:fr7aVgmdNGJK+N1g+b6DW6VxzbRCjCOejR/hkmpooHE=
 github.com/libp2p/go-yamux v1.4.0/go.mod h1:fr7aVgmdNGJK+N1g+b6DW6VxzbRCjCOejR/hkmpooHE=
 github.com/libp2p/go-yamux v1.4.1/go.mod h1:fr7aVgmdNGJK+N1g+b6DW6VxzbRCjCOejR/hkmpooHE=
+github.com/libp2p/go-yamux/v2 v2.0.0/go.mod h1:NVWira5+sVUIU6tu1JWvaRn1dRnG+cawOJiflsAM+7U=
 github.com/libp2p/go-yamux/v2 v2.2.0/go.mod h1:3So6P6TV6r75R9jiBpiIKgU/66lOarCZjqROGxzPpPQ=
 github.com/lightstep/lightstep-tracer-common/golang/gogo v0.0.0-20190605223551-bc2310a04743/go.mod h1:qklhhLq1aX+mtWk9cPHPzaBjWImj5ULL6C7HFJtXQMM=
 github.com/lightstep/lightstep-tracer-go v0.18.1/go.mod h1:jlF1pusYV4pidLvZ+XD0UBX0ZE6WURAspgAczcDHrL4=
@@ -709,6 +717,7 @@ github.com/microcosm-cc/bluemonday v1.0.1/go.mod h1:hsXNsILzKxV+sX77C5b8FSuKF00v
 github.com/miekg/dns v1.0.14/go.mod h1:W1PPwlIAgtquWBMBEV9nkV9Cazfe8ScdGz/Lj7v3Nrg=
 github.com/miekg/dns v1.1.12/go.mod h1:W1PPwlIAgtquWBMBEV9nkV9Cazfe8ScdGz/Lj7v3Nrg=
 github.com/miekg/dns v1.1.28/go.mod h1:KNUDUusw/aVsxyTYZM1oqvCicbwhgbNgztCETuNZ7xM=
+github.com/miekg/dns v1.1.31/go.mod h1:KNUDUusw/aVsxyTYZM1oqvCicbwhgbNgztCETuNZ7xM=
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 github.com/minio/blake2b-simd v0.0.0-20160723061019-3f5f724cb5b1/go.mod h1:pD8RvIylQ358TN4wwqatJ8rNavkEINozVn9DtGI3dfQ=
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@@ -800,24 +809,40 @@ github.com/oklog/ulid v1.3.1/go.mod h1:CirwcVhetQ6Lv90oh/F+FBtV6XMibvdAFo93nm5qn
 github.com/olekukonko/tablewriter v0.0.0-20170122224234-a0225b3f23b5/go.mod h1:vsDQFd/mU46D+Z4whnwzcISnGGzXWMclvtLoiIKAKIo=
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+github.com/onflow/cadence v0.14.2/go.mod h1:EEXKRNuW5C2E1wRM4fLhfqoTgXohPFieXwOGJubz1Jg=
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+github.com/onflow/cadence v0.15.1/go.mod h1:KMzDF6cIv6nb5PJW9aITaqazbmJX8MMeibFcpPP385M=
+github.com/onflow/cadence v0.16.0/go.mod h1:iR/tZpP+1YhM8iRnOBPiBIs7on5dE3hk2ZfunCRQswE=
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@@ -989,6 +1014,7 @@ github.com/spf13/cast v1.3.0/go.mod h1:Qx5cxh0v+4UWYiBimWS+eyWzqEqokIECu5etghLkU
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 github.com/spf13/jwalterweatherman v1.0.0 h1:XHEdyB+EcvlqZamSM4ZOMGlc93t6AcsBEu9Gc1vn7yk=
@@ -1119,6 +1145,7 @@ golang.org/x/crypto v0.0.0-20200115085410-6d4e4cb37c7d/go.mod h1:LzIPMQfyMNhhGPh
 golang.org/x/crypto v0.0.0-20200117160349-530e935923ad/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20200221231518-2aa609cf4a9d/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20200311171314-f7b00557c8c4/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
+golang.org/x/crypto v0.0.0-20200423211502-4bdfaf469ed5/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20200510223506-06a226fb4e37/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20200602180216-279210d13fed/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=

pkg/flowkit/config/json/config.go

@@ -20,6 +20,7 @@ package json
 
 import (
 	"encoding/json"
+	"fmt"
 
 	"github.com/onflow/flow-cli/pkg/flowkit/config"
 )
@@ -129,9 +130,8 @@ func (p *Parser) Deserialize(raw []byte) (*config.Config, error) {
 
 	var jsonConf jsonConfig
 	err := json.Unmarshal(raw, &jsonConf)
-
 	if err != nil {
-		return nil, err
+		return nil, fmt.Errorf("configuration syntax error: %w", err)
 	}
 
 	return jsonConf.transformToConfig()

pkg/flowkit/config/loader.go

@@ -106,7 +106,7 @@ func (l *Loader) Save(conf *Config, path string) error {
 	return nil
 }
 
-func (l *Loader) LoadConfig(confPath string) (*Config, error) {
+func (l *Loader) loadConfig(confPath string) (*Config, error) {
 	raw, err := l.loadFile(confPath)
 
 	if err != nil {
@@ -130,12 +130,15 @@ func (l *Loader) Load(paths []string) (*Config, error) {
 	// special case for default configs
 	// try to load local config and only if not found try to load global config
 	if IsDefaultPath(paths) {
-		conf, err := l.LoadConfig(DefaultPath)
-		if err == nil {
+		conf, err := l.loadConfig(DefaultPath)
+		if err == nil { // if we could load it then process it
 			return l.postprocess(conf)
 		}
+		if !errors.Is(err, ErrDoesNotExist) {
+			return nil, err
+		}
 
-		conf, err = l.LoadConfig(GlobalPath())
+		conf, err = l.loadConfig(GlobalPath())
 		if err != nil {
 			return nil, ErrDoesNotExist
 		} else {
@@ -145,7 +148,7 @@ func (l *Loader) Load(paths []string) (*Config, error) {
 
 	var baseConf *Config
 	for _, confPath := range paths {
-		conf, err := l.LoadConfig(confPath)
+		conf, err := l.loadConfig(confPath)
 		if err != nil {
 			return nil, err
 		}

pkg/flowkit/config/loader_test.go

@@ -148,6 +148,39 @@ func Test_PreferLocalJson(t *testing.T) {
 	)
 }
 
+func Test_MissingConfiguration(t *testing.T) {
+	composer := config.NewLoader(afero.Afero{Fs: mockFS})
+	composer.AddConfigParser(json.NewParser())
+
+	conf, err := composer.Load([]string{"flow.json"})
+
+	assert.Nil(t, conf)
+	assert.EqualError(t, err, "missing configuration")
+}
+
+func Test_ConfigurationWrongFormat(t *testing.T) {
+	b := []byte(`{
+		"deployments": {
+			"emulator-account": {
+				"address": "f8d6e0586b0a20c7",
+				"key": "21c5dfdeb0ff03a7a73ef39788563b62c89adea67bbb21ab95e5f710bd1d40b7"
+			}
+		}
+	}`)
+
+	mockFS := afero.NewMemMapFs()
+	err := afero.WriteFile(mockFS, "flow.json", b, 0644)
+
+	assert.NoError(t, err)
+
+	composer := config.NewLoader(afero.Afero{Fs: mockFS})
+	composer.AddConfigParser(json.NewParser())
+
+	conf, err := composer.Load(config.DefaultPaths())
+	assert.EqualError(t, err, "configuration syntax error: json: cannot unmarshal string into Go struct field jsonConfig.deployments of type []json.deployment")
+	assert.Nil(t, conf)
+}
+
 func Test_ComposeJSON(t *testing.T) {
 	b := []byte(`{
 		"accounts": {

pkg/flowkit/state.go

@@ -19,7 +19,6 @@
 package flowkit
 
 import (
-	"errors"
 	"fmt"
 	"os"
 	"path"
@@ -244,12 +243,7 @@ func Load(configFilePaths []string, readerWriter ReaderWriter) (*State, error) {
 	// here we add all available parsers (more to add yaml etc...)
 	confLoader.AddConfigParser(json.NewParser())
 	conf, err := confLoader.Load(configFilePaths)
-
 	if err != nil {
-		if errors.Is(err, config.ErrDoesNotExist) {
-			return nil, err
-		}
-
 		return nil, err
 	}