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console: decompress JS libraries during init

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This speeds up geth startup by 5ms because the asset is only loaded when
the console used instead of loading it unconditionally during package
init time.
This commit is contained in:
Felix Lange 2020-01-22 15:45:25 +01:00
parent 77b900767c
commit 3ee39f28d1
2 changed files with 5 additions and 8 deletions
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7
console/console.go
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@ -30,6 +30,7 @@ import (
"github.com/dop251/goja" "github.com/dop251/goja"
"github.com/ethereum/go-ethereum/internal/jsre" "github.com/ethereum/go-ethereum/internal/jsre"
"github.com/ethereum/go-ethereum/internal/jsre/deps"
"github.com/ethereum/go-ethereum/internal/web3ext" "github.com/ethereum/go-ethereum/internal/web3ext"
"github.com/ethereum/go-ethereum/rpc" "github.com/ethereum/go-ethereum/rpc"
"github.com/mattn/go-colorable" "github.com/mattn/go-colorable"
@ -181,10 +182,12 @@ func (c *Console) initConsoleObject() {
} }
func (c *Console) initWeb3(bridge *bridge) error { func (c *Console) initWeb3(bridge *bridge) error {
if err := c.jsre.Compile("bignumber.js", string(jsre.BignumberJs)); err != nil { bnJS := string(deps.MustAsset("bignumber.js"))
web3JS := string(deps.MustAsset("web3.js"))
if err := c.jsre.Compile("bignumber.js", bnJS); err != nil {
return fmt.Errorf("bignumber.js: %v", err) return fmt.Errorf("bignumber.js: %v", err)
} }
if err := c.jsre.Compile("web3.js", string(jsre.Web3Js)); err != nil { if err := c.jsre.Compile("web3.js", web3JS); err != nil {
return fmt.Errorf("web3.js: %v", err) return fmt.Errorf("web3.js: %v", err)
} }
if _, err := c.jsre.Run("var Web3 = require('web3');"); err != nil { if _, err := c.jsre.Run("var Web3 = require('web3');"); err != nil {

6
internal/jsre/jsre.go
View file

@ -28,12 +28,6 @@ import (
"github.com/dop251/goja" "github.com/dop251/goja"
"github.com/ethereum/go-ethereum/common" "github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/internal/jsre/deps"
)
var (
BignumberJs = deps.MustAsset("bignumber.js")
Web3Js = deps.MustAsset("web3.js")
) )
// JSRE is a JS runtime environment embedding the goja interpreter. // JSRE is a JS runtime environment embedding the goja interpreter.