Factor out api paths to top level variable

This allows a caller to choose a different version of the api if they
would like to.

Author: psanford

crypto/client.go

@@ -83,7 +83,7 @@ func (c Client) ListP(params *Params) *Iter {
 	return &Iter{iter.New(body, func(b *form.Values) (interface{}, []interface{}, error) {
 
 		resp := response{}
-		err := c.B.Call("/v7/finance/quote", body, params.Context, &resp)
+		err := c.B.Call(finance.YQuotePath, body, params.Context, &resp)
 		if err != nil {
 			err = finance.CreateRemoteError(err)
 		}

equity/client.go

@@ -83,7 +83,7 @@ func (c Client) ListP(params *Params) *Iter {
 	return &Iter{iter.New(body, func(b *form.Values) (interface{}, []interface{}, error) {
 
 		resp := response{}
-		err := c.B.Call("/v7/finance/quote", body, params.Context, &resp)
+		err := c.B.Call(finance.YQuotePath, body, params.Context, &resp)
 		if err != nil {
 			err = finance.CreateRemoteError(err)
 		}

etf/client.go

@@ -83,7 +83,7 @@ func (c Client) ListP(params *Params) *Iter {
 	return &Iter{iter.New(body, func(b *form.Values) (interface{}, []interface{}, error) {
 
 		resp := response{}
-		err := c.B.Call("/v7/finance/quote", body, params.Context, &resp)
+		err := c.B.Call(finance.YQuotePath, body, params.Context, &resp)
 		if err != nil {
 			err = finance.CreateRemoteError(err)
 		}

finance.go

@@ -34,6 +34,9 @@ const (
 	// BATSURL is the URL of the uploads service backend.
 	BATSURL string = ""
 
+	YQuotePath     = "/v7/finance/quote"
+	YOptionsPrefix = "/v7/finance/options/"
+
 	// Private constants.
 	// ------------------
 

forex/client.go

@@ -83,7 +83,7 @@ func (c Client) ListP(params *Params) *Iter {
 	return &Iter{iter.New(body, func(b *form.Values) (interface{}, []interface{}, error) {
 
 		resp := response{}
-		err := c.B.Call("/v7/finance/quote", body, params.Context, &resp)
+		err := c.B.Call(finance.YQuotePath, body, params.Context, &resp)
 		if err != nil {
 			err = finance.CreateRemoteError(err)
 		}

future/client.go

@@ -83,7 +83,7 @@ func (c Client) ListP(params *Params) *Iter {
 	return &Iter{iter.New(body, func(b *form.Values) (interface{}, []interface{}, error) {
 
 		resp := response{}
-		err := c.B.Call("/v7/finance/quote", body, params.Context, &resp)
+		err := c.B.Call(finance.YQuotePath, body, params.Context, &resp)
 		if err != nil {
 			err = finance.CreateRemoteError(err)
 		}

index/client.go

@@ -83,7 +83,7 @@ func (c Client) ListP(params *Params) *Iter {
 	return &Iter{iter.New(body, func(b *form.Values) (interface{}, []interface{}, error) {
 
 		resp := response{}
-		err := c.B.Call("/v7/finance/quote", body, params.Context, &resp)
+		err := c.B.Call(finance.YQuotePath, body, params.Context, &resp)
 		if err != nil {
 			err = finance.CreateRemoteError(err)
 		}

mutualfund/client.go

@@ -83,7 +83,7 @@ func (c Client) ListP(params *Params) *Iter {
 	return &Iter{iter.New(body, func(b *form.Values) (interface{}, []interface{}, error) {
 
 		resp := response{}
-		err := c.B.Call("/v7/finance/quote", body, params.Context, &resp)
+		err := c.B.Call(finance.YQuotePath, body, params.Context, &resp)
 		if err != nil {
 			err = finance.CreateRemoteError(err)
 		}

option/client.go

@@ -83,7 +83,7 @@ func (c Client) ListP(params *Params) *Iter {
 	return &Iter{iter.New(body, func(b *form.Values) (interface{}, []interface{}, error) {
 
 		resp := response{}
-		err := c.B.Call("/v7/finance/quote", body, params.Context, &resp)
+		err := c.B.Call(finance.YQuotePath, body, params.Context, &resp)
 		if err != nil {
 			err = finance.CreateRemoteError(err)
 		}

options/client.go

@@ -87,7 +87,7 @@ func (c Client) GetStraddleP(params *Params) *StraddleIter {
 	return &StraddleIter{iter.New(body, func(b *form.Values) (meta interface{}, values []interface{}, err error) {
 
 		resp := response{}
-		err = c.B.Call("v7/finance/options/"+params.UnderlyingSymbol, body, params.Context, &resp)
+		err = c.B.Call(finance.YOptionsPrefix+params.UnderlyingSymbol, body, params.Context, &resp)
 		if err != nil {
 			return
 		}