diff --git a/package.json b/package.json
index 018429d..3e2acd3 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
     "@rauschma/stringio": "^1.4.0",
     "axios": "^0.19.0",
     "lodash": "4.17.15",
-    "pact-lang-api": "https://github.com/kadena-io/pact-lang-api.git#c63892c",
+    "pact-lang-api": "https://github.com/kadena-io/pact-lang-api.git#0ecc7f9",
     "tmp": "0.1.0"
   },
   "devDependencies": {
diff --git a/src/pactApi.ts b/src/pactApi.ts
index b9b2680..8451b86 100644
--- a/src/pactApi.ts
+++ b/src/pactApi.ts
@@ -17,13 +17,16 @@ export interface ISendOptions {
   keyPair: IKeyPair
 }
 
+// The request format expected by the /local endpoint.
+export interface ILocalRequest {
+  hash: string
+  sigs: {}[]
+  cmd: string
+}
+
 // The request format expected by the /send endpoint.
 export interface ISendRequest {
-  cmds: {
-    hash: string
-    sigs: {}[]
-    cmd: string
-  }[]
+  cmds: ILocalRequest[]
 }
 
 // The response format returned by the /send endpoint.
@@ -53,11 +56,15 @@ export interface IListenResult {
 }
 
 // Example meta object. Currently we just send this with every transaction.
-const META = {
-  chainId: '16',
-  gasPrice: 1,
-  gasLimit: 100000,
-  sender: 'someSender',
+function meta() {
+  return {
+    sender: 'someSender',
+    chainId: '16',
+    gasPrice: 1,
+    gasLimit: 100000,
+    creationTime: Date.now() / 1000,
+    ttl: 6000, // 10 minutes
+  }
 }
 
 function generateNonce(): string {
@@ -126,7 +133,7 @@ export default class PactApi {
       nonce,
       code,
       data,
-      META,
+      meta(),
     )
   }
 
@@ -139,6 +146,10 @@ export default class PactApi {
     return this._post('/send', sendRequest)
   }
 
+  async local(sendRequest: ILocalRequest): Promise<IListenResult> {
+    return this._post('/local', sendRequest)
+  }
+
   async listen(listenRequest: IListenRequest): Promise<IListenResult> {
     return this._post('/listen', listenRequest)
   }
@@ -158,4 +169,36 @@ export default class PactApi {
     }
     return result.data!
   }
+
+  /**
+   * Local eval for read-only operations.
+   */
+  async evalLocal(options: ISendOptions): Promise<{}> {
+    const nonce = options.nonce || generateNonce()
+    const code: string = (options.codeFile ? await loadFile(options.codeFile) : options.code) || ''
+    const data: {} = (options.dataFile ? JSON.parse(await loadFile(options.dataFile)) : options.data) || {}
+    const keyPair = {
+      publicKey: options.keyPair.publicKey.toString('hex'),
+      secretKey: options.keyPair.privateKey.toString('hex'),
+    }
+    if (!keyPair.publicKey) {
+      throw new Error('Public key is empty.')
+    } else if (!keyPair.secretKey) {
+      throw new Error('Private key is empty.')
+    }
+    const localRequest = pact.simple.exec.createLocalCommand(
+      keyPair,
+      nonce,
+      code,
+      data,
+      meta(),
+    )
+    const { result } = await this.local(localRequest)
+    if (result.status === 'failure') {
+      throw new Error(`Pact eval failed with error: ${result.error!.message} - ${result.error!.info}`)
+    } else if (result.status !== 'success') {
+      throw new Error(`Pact eval failed with unknown status: '${result.status}'`)
+    }
+    return result.data!
+  }
 }
diff --git a/src/scripts/pactRepl.ts b/src/scripts/pactRepl.ts
index 3a3e1bb..79ce49a 100644
--- a/src/scripts/pactRepl.ts
+++ b/src/scripts/pactRepl.ts
@@ -8,6 +8,8 @@ import PactApi from '../pactApi'
 import * as pactUtils from '../pactUtils'
 import * as config from './config'
 
+const LOCAL_MODE = '--local' in process.argv
+
 async function prompt(message: string): Promise<string> {
   const reader = readline.createInterface({
     input: process.stdin,
@@ -23,11 +25,12 @@ async function prompt(message: string): Promise<string> {
 
 async function main(): Promise<void> {
   const pactApi = new PactApi(config.getUrl())
+  const evalFn = (LOCAL_MODE ? pactApi.eval : pactApi.evalLocal).bind(pactApi)
   const adminKeyPair = config.getAdminKeyPair()
 
   while (true) {
     const line = await prompt('> ')
-    await pactApi.eval({
+    await evalFn({
       code: line,
       keyPair: adminKeyPair,
       data: pactUtils.keysetData(adminKeyPair.publicKey, 'my-keyset'),
diff --git a/src/scripts/runFile.ts b/src/scripts/runFile.ts
index ab4583c..ee3ab6b 100644
--- a/src/scripts/runFile.ts
+++ b/src/scripts/runFile.ts
@@ -9,10 +9,12 @@
 import PactApi from '../pactApi'
 import * as config from './config'
 
+const LOCAL_MODE = '--local' in process.argv
+
 const args = process.argv.slice(2);
 
-if (args.length !== 1) {
-  console.error('Usage: node runFile.js my-pact-script.pact')
+if (args.length < 1 || args.length > 2) {
+  console.error('Usage: node runFile.js my-pact-script.pact [--local]')
   process.exit(1)
 }
 
@@ -20,7 +22,8 @@ const [codeFile] = args
 const adminKeyPair = config.getAdminKeyPair()
 const pactApi = new PactApi(config.getUrl())
 
-pactApi.eval({
+const evalFn = (LOCAL_MODE ? pactApi.eval : pactApi.evalLocal).bind(pactApi)
+evalFn({
   codeFile,
   keyPair: adminKeyPair,
 }).then(console.log).catch(console.error)
diff --git a/src/typings.d.ts b/src/typings.d.ts
index 1fd2d23..bd98318 100644
--- a/src/typings.d.ts
+++ b/src/typings.d.ts
@@ -4,12 +4,14 @@ declare module 'pact-lang-api' {
     secretKey: string,
   }
 
+  interface LocalRequest {
+    hash: string
+    sigs: {}[]
+    cmd: string
+  }
+
   interface SendRequest {
-    cmds: {
-      hash: string
-      sigs: {}[]
-      cmd: string
-    }[]
+    cmds: LocalRequest[]
   }
 
   var crypto: {
@@ -19,6 +21,7 @@ declare module 'pact-lang-api' {
   var simple: {
     exec: {
       createCommand: (keyPair: KeyPair, nonce: string, code: string, data: {}, meta: {}) => SendRequest
+      createLocalCommand: (keyPair: KeyPair, nonce: string, code: string, data: {}, meta: {}) => LocalRequest
       createListenRequest: (sendRequest: SendRequest) => { requestKey: string }
     }
   }
diff --git a/yarn.lock b/yarn.lock
index 0efcc58..5e9f49a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -122,6 +122,13 @@ blakejs@^1.0.1:
   resolved "https://registry.yarnpkg.com/blakejs/-/blakejs-1.1.0.tgz#69df92ef953aa88ca51a32df6ab1c54a155fc7a5"
   integrity sha1-ad+S75U6qIylGjLfarHFShVfx6U=
 
+blue-tape@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/blue-tape/-/blue-tape-1.0.0.tgz#7581d04c07395c95c426b2ed6d1edb454a76b92b"
+  integrity sha1-dYHQTAc5XJXEJrLtbR7bRUp2uSs=
+  dependencies:
+    tape ">=2.0.0 <5.0.0"
+
 bn.js@^4.0.0, bn.js@^4.1.0, bn.js@^4.1.1, bn.js@^4.4.0:
   version "4.11.8"
   resolved "https://registry.yarnpkg.com/bn.js/-/bn.js-4.11.8.tgz#2cde09eb5ee341f484746bb0309b3253b1b1442f"
@@ -420,7 +427,19 @@ debug@=3.1.0:
   dependencies:
     ms "2.0.0"
 
-defined@^1.0.0:
+deep-equal@~1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/deep-equal/-/deep-equal-1.0.1.tgz#f5d260292b660e084eff4cdbc9f08ad3247448b5"
+  integrity sha1-9dJgKStmDghO/0zbyfCK0yR0SLU=
+
+define-properties@^1.1.2, define-properties@^1.1.3:
+  version "1.1.3"
+  resolved "https://registry.yarnpkg.com/define-properties/-/define-properties-1.1.3.tgz#cf88da6cbee26fe6db7094f61d870cbd84cee9f1"
+  integrity sha512-3MqfYKj2lLzdMSf8ZIZE/V+Zuy+BgD6f164e8K2w7dgnpKArBDerGYpM46IYYcjnkdPNMjPk9A6VFB8+3SKlXQ==
+  dependencies:
+    object-keys "^1.0.12"
+
+defined@^1.0.0, defined@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/defined/-/defined-1.0.0.tgz#c98d9bcef75674188e110969151199e39b1fa693"
   integrity sha1-yY2bzvdWdBiOEQlpFRGZ45sfppM=
@@ -486,6 +505,31 @@ elliptic@^6.0.0:
     minimalistic-assert "^1.0.0"
     minimalistic-crypto-utils "^1.0.0"
 
+es-abstract@^1.5.0:
+  version "1.16.0"
+  resolved "https://registry.yarnpkg.com/es-abstract/-/es-abstract-1.16.0.tgz#d3a26dc9c3283ac9750dca569586e976d9dcc06d"
+  integrity sha512-xdQnfykZ9JMEiasTAJZJdMWCQ1Vm00NBw79/AWi7ELfZuuPCSOMDZbT9mkOfSctVtfhb+sAAzrm+j//GjjLHLg==
+  dependencies:
+    es-to-primitive "^1.2.0"
+    function-bind "^1.1.1"
+    has "^1.0.3"
+    has-symbols "^1.0.0"
+    is-callable "^1.1.4"
+    is-regex "^1.0.4"
+    object-inspect "^1.6.0"
+    object-keys "^1.1.1"
+    string.prototype.trimleft "^2.1.0"
+    string.prototype.trimright "^2.1.0"
+
+es-to-primitive@^1.2.0:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/es-to-primitive/-/es-to-primitive-1.2.0.tgz#edf72478033456e8dda8ef09e00ad9650707f377"
+  integrity sha512-qZryBOJjV//LaxLTV6UC//WewneB3LcXOL9NP++ozKVXsIIIpm/2c13UDiD9Jp2eThsecw9m3jPqDwTyobcdbg==
+  dependencies:
+    is-callable "^1.1.4"
+    is-date-object "^1.0.1"
+    is-symbol "^1.0.2"
+
 events@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/events/-/events-2.1.0.tgz#2a9a1e18e6106e0e812aa9ebd4a819b3c29c0ba5"
@@ -506,12 +550,19 @@ follow-redirects@1.5.10:
   dependencies:
     debug "=3.1.0"
 
+for-each@~0.3.3:
+  version "0.3.3"
+  resolved "https://registry.yarnpkg.com/for-each/-/for-each-0.3.3.tgz#69b447e88a0a5d32c3e7084f3f1710034b21376e"
+  integrity sha512-jqYfLp7mo9vIyQf8ykW2v7A+2N4QjeCeI5+Dz9XraiO1ign81wjiH7Fb9vSOWvQfNtmSa4H2RoQTrrXivdUZmw==
+  dependencies:
+    is-callable "^1.1.3"
+
 fs.realpath@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/fs.realpath/-/fs.realpath-1.0.0.tgz#1504ad2523158caa40db4a2787cb01411994ea4f"
   integrity sha1-FQStJSMVjKpA20onh8sBQRmU6k8=
 
-function-bind@^1.1.1:
+function-bind@^1.0.2, function-bind@^1.1.1, function-bind@~1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/function-bind/-/function-bind-1.1.1.tgz#a56899d3ea3c9bab874bb9773b7c5ede92f4895d"
   integrity sha512-yIovAzMX49sF8Yl58fSCWJ5svSLuaibPxXQJFLmBObTuCr0Mf1KiPopGM9NiFjiYBCbfaa2Fh6breQ6ANVTI0A==
@@ -533,7 +584,24 @@ glob@^7.1.0, glob@^7.1.3:
     once "^1.3.0"
     path-is-absolute "^1.0.0"
 
-has@^1.0.0:
+glob@~7.1.4:
+  version "7.1.5"
+  resolved "https://registry.yarnpkg.com/glob/-/glob-7.1.5.tgz#6714c69bee20f3c3e64c4dd905553e532b40cdc0"
+  integrity sha512-J9dlskqUXK1OeTOYBEn5s8aMukWMwWfs+rPTn/jn50Ux4MNXVhubL1wu/j2t+H4NVI+cXEcCaYellqaPVGXNqQ==
+  dependencies:
+    fs.realpath "^1.0.0"
+    inflight "^1.0.4"
+    inherits "2"
+    minimatch "^3.0.4"
+    once "^1.3.0"
+    path-is-absolute "^1.0.0"
+
+has-symbols@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/has-symbols/-/has-symbols-1.0.0.tgz#ba1a8f1af2a0fc39650f5c850367704122063b44"
+  integrity sha1-uhqPGvKg/DllD1yFA2dwQSIGO0Q=
+
+has@^1.0.0, has@^1.0.1, has@^1.0.3, has@~1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/has/-/has-1.0.3.tgz#722d7cbfc1f6aa8241f16dd814e011e1f41e8796"
   integrity sha512-f2dvO0VU6Oej7RkWJGrehjbzMAjFp5/VKPp5tTpWIV4JHHZK1/BxbFRtf/siA2SWTe09caDmVtYYzWEIbBS4zw==
@@ -598,6 +666,11 @@ inherits@2.0.1:
   resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.1.tgz#b17d08d326b4423e568eff719f91b0b1cbdf69f1"
   integrity sha1-sX0I0ya0Qj5Wjv9xn5GwscvfafE=
 
+inherits@~2.0.4:
+  version "2.0.4"
+  resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.4.tgz#0fa2c64f932917c3433a0ded55363aae37416b7c"
+  integrity sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==
+
 inline-source-map@~0.6.0:
   version "0.6.2"
   resolved "https://registry.yarnpkg.com/inline-source-map/-/inline-source-map-0.6.2.tgz#f9393471c18a79d1724f863fa38b586370ade2a5"
@@ -631,6 +704,30 @@ is-buffer@^2.0.2:
   resolved "https://registry.yarnpkg.com/is-buffer/-/is-buffer-2.0.3.tgz#4ecf3fcf749cbd1e472689e109ac66261a25e725"
   integrity sha512-U15Q7MXTuZlrbymiz95PJpZxu8IlipAp4dtS3wOdgPXx3mqBnslrWU14kxfHB+Py/+2PVKSr37dMAgM2A4uArw==
 
+is-callable@^1.1.3, is-callable@^1.1.4:
+  version "1.1.4"
+  resolved "https://registry.yarnpkg.com/is-callable/-/is-callable-1.1.4.tgz#1e1adf219e1eeb684d691f9d6a05ff0d30a24d75"
+  integrity sha512-r5p9sxJjYnArLjObpjA4xu5EKI3CuKHkJXMhT7kwbpUyIFD1n5PMAsoPvWnvtZiNz7LjkYDRZhd7FlI0eMijEA==
+
+is-date-object@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/is-date-object/-/is-date-object-1.0.1.tgz#9aa20eb6aeebbff77fbd33e74ca01b33581d3a16"
+  integrity sha1-mqIOtq7rv/d/vTPnTKAbM1gdOhY=
+
+is-regex@^1.0.4:
+  version "1.0.4"
+  resolved "https://registry.yarnpkg.com/is-regex/-/is-regex-1.0.4.tgz#5517489b547091b0930e095654ced25ee97e9491"
+  integrity sha1-VRdIm1RwkbCTDglWVM7SXul+lJE=
+  dependencies:
+    has "^1.0.1"
+
+is-symbol@^1.0.2:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/is-symbol/-/is-symbol-1.0.2.tgz#a055f6ae57192caee329e7a860118b497a950f38"
+  integrity sha512-HS8bZ9ox60yCJLH9snBpIwv9pYUAkcuLhSA1oero1UB5y9aiQpRA8y2ex945AOtCZL1lJDeIk3G5LthswI46Lw==
+  dependencies:
+    has-symbols "^1.0.0"
+
 isarray@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/isarray/-/isarray-1.0.0.tgz#bb935d48582cba168c06834957a54a3e07124f11"
@@ -710,7 +807,7 @@ minimist@0.0.8:
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-0.0.8.tgz#857fcabfc3397d2625b8228262e86aa7a011b05d"
   integrity sha1-hX/Kv8M5fSYluCKCYuhqp6ARsF0=
 
-minimist@^1.1.0, minimist@^1.1.1:
+minimist@^1.1.0, minimist@^1.1.1, minimist@~1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.0.tgz#a35008b20f41383eec1fb914f4cd5df79a264284"
   integrity sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=
@@ -748,11 +845,26 @@ ms@2.0.0:
   resolved "https://registry.yarnpkg.com/ms/-/ms-2.0.0.tgz#5608aeadfc00be6c2901df5f9861788de0d597c8"
   integrity sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g=
 
+node-fetch@^2.6.0:
+  version "2.6.0"
+  resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-2.6.0.tgz#e633456386d4aa55863f676a7ab0daa8fdecb0fd"
+  integrity sha512-8dG4H5ujfvFiqDmVu9fQ5bOHUC15JMjMY/Zumv26oOvvVJjM67KF8koCWIabKQ1GJIa9r2mMZscBq/TbdOcmNA==
+
 object-assign@^4.1.1:
   version "4.1.1"
   resolved "https://registry.yarnpkg.com/object-assign/-/object-assign-4.1.1.tgz#2109adc7965887cfc05cbbd442cac8bfbb360863"
   integrity sha1-IQmtx5ZYh8/AXLvUQsrIv7s2CGM=
 
+object-inspect@^1.6.0, object-inspect@~1.6.0:
+  version "1.6.0"
+  resolved "https://registry.yarnpkg.com/object-inspect/-/object-inspect-1.6.0.tgz#c70b6cbf72f274aab4c34c0c82f5167bf82cf15b"
+  integrity sha512-GJzfBZ6DgDAmnuaM3104jR4s1Myxr3Y3zfIyN4z3UdqN69oSRacNK8UhnobDdC+7J2AHCjGwxQubNJfE70SXXQ==
+
+object-keys@^1.0.12, object-keys@^1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/object-keys/-/object-keys-1.1.1.tgz#1c47f272df277f3b1daf061677d9c82e2322c60e"
+  integrity sha512-NuAESUOUMrlIXOfHKzD6bpPu3tYt3xvjNdRIQ+FeT0lNb4K8WR70CaDxhuNguS2XG+GjkyMwOzsN5ZktImfhLA==
+
 once@^1.3.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/once/-/once-1.4.0.tgz#583b1aa775961d4b113ac17d9c50baef9dd76bd1"
@@ -765,13 +877,16 @@ os-browserify@~0.3.0:
   resolved "https://registry.yarnpkg.com/os-browserify/-/os-browserify-0.3.0.tgz#854373c7f5c2315914fc9bfc6bd8238fdda1ec27"
   integrity sha1-hUNzx/XCMVkU/Jv8a9gjj92h7Cc=
 
-"pact-lang-api@https://github.com/kadena-io/pact-lang-api.git#c63892c":
-  version "3.0.0"
-  resolved "https://github.com/kadena-io/pact-lang-api.git#c63892c40a19ce732cf823c17eebf5d1b2f643ba"
+"pact-lang-api@https://github.com/kadena-io/pact-lang-api.git#0ecc7f9":
+  version "3.2.0"
+  resolved "https://github.com/kadena-io/pact-lang-api.git#0ecc7f9131d2bbb9488c76996f70c306cb1a1c67"
   dependencies:
     base64-url "^2.2.1"
     blakejs "^1.0.1"
+    blue-tape "^1.0.0"
     browserify "^16.2.3"
+    node-fetch "^2.6.0"
+    tape "^4.11.0"
     tweetnacl "^0.14.5"
 
 pako@~1.0.5:
@@ -911,13 +1026,20 @@ resolve@1.1.7:
   resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.1.7.tgz#203114d82ad2c5ed9e8e0411b3932875e889e97b"
   integrity sha1-IDEU2CrSxe2ejgQRs5ModeiJ6Xs=
 
-resolve@^1.1.4, resolve@^1.4.0:
+resolve@^1.1.4, resolve@^1.4.0, resolve@~1.11.1:
   version "1.11.1"
   resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.11.1.tgz#ea10d8110376982fef578df8fc30b9ac30a07a3e"
   integrity sha512-vIpgF6wfuJOZI7KKKSP+HmiKggadPQAdsp5HiC1mvqnfp0gF1vdwgBWZIdrVft9pgqoMFQN+R7BSWZiBxx+BBw==
   dependencies:
     path-parse "^1.0.6"
 
+resumer@~0.0.0:
+  version "0.0.0"
+  resolved "https://registry.yarnpkg.com/resumer/-/resumer-0.0.0.tgz#f1e8f461e4064ba39e82af3cdc2a8c893d076759"
+  integrity sha1-8ej0YeQGS6Oegq883CqMiT0HZ1k=
+  dependencies:
+    through "~2.3.4"
+
 rimraf@^2.6.3:
   version "2.6.3"
   resolved "https://registry.yarnpkg.com/rimraf/-/rimraf-2.6.3.tgz#b2d104fe0d8fb27cf9e0a1cda8262dd3833c6cab"
@@ -1009,6 +1131,31 @@ stream-splicer@^2.0.0:
     inherits "^2.0.1"
     readable-stream "^2.0.2"
 
+string.prototype.trim@~1.1.2:
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/string.prototype.trim/-/string.prototype.trim-1.1.2.tgz#d04de2c89e137f4d7d206f086b5ed2fae6be8cea"
+  integrity sha1-0E3iyJ4Tf019IG8Ia17S+ua+jOo=
+  dependencies:
+    define-properties "^1.1.2"
+    es-abstract "^1.5.0"
+    function-bind "^1.0.2"
+
+string.prototype.trimleft@^2.1.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/string.prototype.trimleft/-/string.prototype.trimleft-2.1.0.tgz#6cc47f0d7eb8d62b0f3701611715a3954591d634"
+  integrity sha512-FJ6b7EgdKxxbDxc79cOlok6Afd++TTs5szo+zJTUyow3ycrRfJVE2pq3vcN53XexvKZu/DJMDfeI/qMiZTrjTw==
+  dependencies:
+    define-properties "^1.1.3"
+    function-bind "^1.1.1"
+
+string.prototype.trimright@^2.1.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/string.prototype.trimright/-/string.prototype.trimright-2.1.0.tgz#669d164be9df9b6f7559fa8e89945b168a5a6c58"
+  integrity sha512-fXZTSV55dNBwv16uw+hh5jkghxSnc5oHq+5K/gXgizHwAvMetdAJlHqqoFC1FSDVPYWLkAKl2cxpUT41sV7nSg==
+  dependencies:
+    define-properties "^1.1.3"
+    function-bind "^1.1.1"
+
 string_decoder@^1.1.1:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-1.2.0.tgz#fe86e738b19544afe70469243b2a1ee9240eae8d"
@@ -1037,6 +1184,25 @@ syntax-error@^1.1.1:
   dependencies:
     acorn-node "^1.2.0"
 
+"tape@>=2.0.0 <5.0.0", tape@^4.11.0:
+  version "4.11.0"
+  resolved "https://registry.yarnpkg.com/tape/-/tape-4.11.0.tgz#63d41accd95e45a23a874473051c57fdbc58edc1"
+  integrity sha512-yixvDMX7q7JIs/omJSzSZrqulOV51EC9dK8dM0TzImTIkHWfe2/kFyL5v+d9C+SrCMaICk59ujsqFAVidDqDaA==
+  dependencies:
+    deep-equal "~1.0.1"
+    defined "~1.0.0"
+    for-each "~0.3.3"
+    function-bind "~1.1.1"
+    glob "~7.1.4"
+    has "~1.0.3"
+    inherits "~2.0.4"
+    minimist "~1.2.0"
+    object-inspect "~1.6.0"
+    resolve "~1.11.1"
+    resumer "~0.0.0"
+    string.prototype.trim "~1.1.2"
+    through "~2.3.8"
+
 through2@^2.0.0:
   version "2.0.5"
   resolved "https://registry.yarnpkg.com/through2/-/through2-2.0.5.tgz#01c1e39eb31d07cb7d03a96a70823260b23132cd"
@@ -1045,7 +1211,7 @@ through2@^2.0.0:
     readable-stream "~2.3.6"
     xtend "~4.0.1"
 
-"through@>=2.2.7 <3":
+"through@>=2.2.7 <3", through@~2.3.4, through@~2.3.8:
   version "2.3.8"
   resolved "https://registry.yarnpkg.com/through/-/through-2.3.8.tgz#0dd4c9ffaabc357960b1b724115d7e0e86a2e1f5"
   integrity sha1-DdTJ/6q8NXlgsbckEV1+Doai4fU=