diff --git a/.github/workflows/pr-testing.yml b/.github/workflows/pr-testing.yml
index 3dc58f11..fbdba137 100644
--- a/.github/workflows/pr-testing.yml
+++ b/.github/workflows/pr-testing.yml
@@ -15,3 +15,5 @@ jobs:
           cache: 'yarn'
       - run: yarn install --prefer-offline --frozen-lockfile
       - run: yarn test
+        env:
+          CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
diff --git a/src/code-sandbox-refs.json b/src/code-sandbox-refs.json
index 530280db..7f24a197 100644
--- a/src/code-sandbox-refs.json
+++ b/src/code-sandbox-refs.json
@@ -130,7 +130,7 @@
   "lodash/function/bind": "https://codesandbox.io/api/v1/sandboxes/define?parameters=N4IgZglgNgpgziAXKMBXAdgYwC4QPboD0ARhOgCaFR7kCGcAFgHQBWCyImB2M62SIQoQAEDbNgAOcREOp1GTLgFtC5PJjiEAxKQoAddBCUS8AJ2zDgw3eWEBfYWFN4lwgORz6DNwYNosuATCAOamMDDYABSh4bjowQA0whIYOKi0gegAlJYGwsJh2Kim6CFhEWTBwgDU7nW12AwQcEyocDCmNcmpRRn46AZ2vugAbrSdeMQsMDjCALyWwm0diO5OMORu9sNjncR4GLYLNtHl2EmT0zhJbk1uWcNKNKiwTDAAHibmcPPWBxSRNwAQnuBiE8wAfO4mo4wuQQQYQAkQM0AEJkcYATyQYFoUHadmR_hw_RIZEoNiYcAkM1Y7FAXD4vH4iE4BDgFg-NJwG1-twgsI2CIGWHZFk8jF-YQAjqgIGFAUwqDQvKDRegOckoLQyFKYLL5TBFYQxoYoNq1QYeBzATY3ElIjk5lDgHlhFyZlEJQwskxsHgAKKyvGRD088gPUruz6eyISbVkX3-oPpKCRb2RuyRpEouDo9BYnF4glEnqkmwm2hm7V0pAM7jMgSMzU2X6RMDoJI4d5JJh9_aHACCpmCcCdUI7TBO3d7_f-5GHo8jfjLQRiEVOsUqSRSAXSmRyrqjhWKpXXcSqtS2WwaTRay06tV3aT6BEGO3Gwkunt-VgfqzcdZNm2EVdj-Q5fhOc8LimT0bjuZd0CecgXhgN5PjMbAfmOedARBSNwWdaEBSA4UczRDFTGxRBcXxGBCRAJgJEKXAOlMTA6zZJk-AEI98j0EB2iUCABNWWj2gSN0BLgSpYAARVQPAeFE4RsFMVAYEkqMBPGZwAHcAAVxl4OAVJ0kY8AgcgBK0_iQFlJSYAM5wpDMkBmPgDoRhgAT33QEAGIkWhMAAa1oYI0LYAhOMZHgeI4AslBgARvTJCgc3IGAaQoXhMAgeBOO9AQABYmAARgAdiYAAmMqcwAAWIWhiBgKBCHUvgjGS1kqrKgBWJhioCuwRrsIA&query=previewwindow%3Dtests%26file%3D%2Ffunction%2Fbind%2Fvanilla.js",
   "lodash/function/curry": "https://codesandbox.io/api/v1/sandboxes/define?parameters=N4IgZglgNgpgziAXKMBXAdgYwC4QPboD0mqATqQJ6FR4AmAhnABYB0AVgsiJgdjOtiQhChAARNs2AA5xEImg2YseAW0K08mOIQDEJchQA66CCql5S2UcFH7KogL6iwpPCtEByBYyYfjxnnQ4K3oAI0xRAF5RAAp6ABpRUMTMAEoogD5RAG0EpJSAXX8sAmDbMlIIGFoo8oM48NTimAAPc0s4ZQqKWrsq2hiARlSYgCYRgGYmojFIrOzBxNHEiaL0Y1b27E6VCxh6UgBzOF6K_qGlyemRTJzF0WXRVea2i22WeigoA-PT8nP7o8psYbnM7ksVmsQPEQBA4AAhCDoA4UJBgT5wGAOGFoLC4AjEbqEgwsOBSGCYdicUCBPgCISBMqbCl8GrRYDGUR1SiIcEPSHxTmiXakfZHWR8oEFQXoLmfb7i3kLCFPaXGBzFRlWbzMWqigCOqAgopiHhY1DoPg80y1oik3yRepghuNMFN5oAbvQTF96Nbinxgqa7BQPIkYukwRzZaJmTgYjqmKkWNg8ABRQ2fGJx1nTLk5mL2-hI5OpjOoLOJ6YOabQ2EIpEotEYrE4jA4fBEEOEL0-75UpA03j8QSIbilKwh2q4iJRoU3WgwSDoGCibBMVfoVAqUIwUiiPBgWNtFnVUQ_bcjuBC2056oAQXF0_bLFg6EO65vE-5_VqMRYAE_HAkZZNGXJcjcEBHvweCoIcTDnqQcEqFe4iMEkMD8HajCYjUorYGQsrrjAQoQWIopwKgUBWIea4bs47b4rKrQUqgTGJHgxGkAA7nCJExmRti8EiqCrvQtC0EihyIYcl4CCcqZ0auUBwtgpGiPhhEyZ0b4fghGTRHetCPsc6lcgA_AxWD_oB4p5uBXK8jZHziuMtx9NUzlAcoBCYPQ2BxK5qT2RqMaaaQsoebQ6qat-YSzrEeTJLYIE5ElhSxUEk5nGe0Qhg0aQvFsnRTnlOUDMMYxXCCszzICkJFW8Ox7EBfyVJ5gLVTMtzKvyqqNR0Hy-k-ZX_B1KrAt1YK9VKxh1nCiLIpQzZQJi2IgCwUj4bge6kJgg7jgII5CGBoiGCAmIqBA528uiq0wDKXLnXAUmwAAiqgnEkUga5IQ9QrnQcrjcQACgc_DXj9gMengEDRdCAMgIaX0g64Mg3WdIBbfAe4et9MXoCA61SPQmAANb0IcMBUgQB20sdXDIihQiJsSy0wou5LoIuWBVNSICJkIAAsLCDAA7CwoyDHWAACoRhDAUCEEhAimDAQgS4MACsLBC0TDgGw4QA&query=previewwindow%3Dtests%26file%3D%2Ffunction%2Fcurry%2Fvanilla.js",
   "lodash/function/curryRight": "https://codesandbox.io/api/v1/sandboxes/define?parameters=N4IgZglgNgpgziAXKMBXAdgYwC4QPboD0mqATqQJ4BKEA5gBbaFR4AmAhnPQHQBWCyEJgLYY6bEhCFCAAkbYADnETSWHLt2EBbQqzyY4hAMQly1OowA66CFoV5S2GcBmnKNBk4C-MsKTxaMgDkapz0QdbWwuhwTuwARpgyALwyABTsADQy8dmYAJQpAHwyANpZOXkAupFYBLGuZKQQMKwpjWYejBmJ-bUwAB72jnCaTRTtbi2saQDM-WkATAsAjH1EssklpSvZi9mzNejWg8PYo1oOMOyktHCTTdNLB6vr0sVluzL7Mof9Qw5ztx2FAoDc7g9yE8vj95tZ3ltPnsDkcQJkQBA4AAhCDoG4UJBgEFwGBedFoLC4AjEcZdJhucyebhwBQwTB8ASgaKicSSaINU5s0RtVLAawyDqURBI74ozLimSXUjXW7KGWwqry9ASkFg1XSnbI36a6xeWr8pyhLjtZUAR1QEGVaSC3GYbDCQXWFpkCjBuJtMHtjpgztdADd2DZQexPbVRLFnQygtk0oVEWLtTJBTg0lb6PluNg8ABRe0gtLZ4XrCWVtK-9i4gtF0uoct59ZedZojHY3H4wnE0nkjA4fBEBl0wgRqNgjlILkiMQSRBSWTYegwGQEKATVgQMBgGDKrCbvwBGTrzcMxUwddseGyWy-mBaJfsKnazFyPAAdxk4NQV9xHuWhb3uaJMHfMQoNYKJ6icCcLCcVIKSSdMFW9StWgAQVVdpUO4WB0FodcMPgyVpnaNJuBo8E4DTEoMwlCVlWwMhtTowixBI-gZCKVIsNYXC7gVZiZAAfl8EdqNo1VqzEmRpRk4FVWWD4plaZS6MWTQCEg7AMjk-SzUzVj2Io1pTXNciEjQ9IKlyVwGLKBzqmsmIEMeVpIXcJCegKf4zlGa9Ug0mZ5iWV4Hw-Q1ZWNQLAQuK46J8p5YSijYYphFEEpGYFozw0KvJmbLfjeTZtlKv50G7TEcTxSgBygEkyRAbgFFY3Aj1ITB5yERdeRXJiZEsEASS0CBRulIlmpgLUJVGuBcVoWAAEVUDwUQpovUhUDmhVRpufwfwABRuMQ4G2w6wzwCBYLRA6QHtTaYBO_wlCukAOvgI8wxgUarJq1qFHYTAAGt2FAjkCD67klz6vFX0kPMaU6JDu1YGBWXQTGsBaTkQDzSQABZuBWAB2bhFhWbsAAF4gSGAoEIXbxFsGBJEplYAFZuGJkAvEFwWgA&query=previewwindow%3Dtests%26file%3D%2Ffunction%2FcurryRight%2Fvanilla.js",
-  "lodash/function/debounce": "https://codesandbox.io/api/v1/sandboxes/define?parameters=N4IgZglgNgpgziAXKMBXAdgYwC4QPboD0AJjAEZ4aYyFR7ECGcAFgHQBWCyImB2M6bEhCFCAAmbZsABziJRdRi1a8AtiTyY4hAMSkKVGAB10EVdLwAnbGOBj9lLDDEBfMWEt5VYgOSKmzD4mJqr0qLCsMAAeFtZwYgC8YgAUrGkMlgDmcACUiQB89uSO1KnpWbkmogVimMwwmADWYtj1LfDY8WBWYqGWzqTYDNBwJiAANCAQcABCEOgZAJ5IYAxQcDAuk2hYuAQkxYYHBk6scNINHFygvIICQog8BHA2YOjxScAmYmL-LIhifoAR1QEH6yR8rFo9ACPhy42-YmkUGG6ABwNB4MhhAAbgxTFAUXCEegXMF0OwOqxUBsAGIMRowAAqZhgljgyRy5NIcEwlggZBgEIchh84xSeQShS-6B-AHkyJScJFBPz4Mk3rlWN1LABRBh1ZLJADajMW4pFTgAupLpYifjy-QKhWbxZyajKfl7fjBXuh7V7BTqYPrDe6pbYA963okxJSXtr0Jyo64uf7Zd72i8IRAbCxKFBiLU1lAWm1LdQizGCNQxAwbK1nAIi3gwGXnCCIL6WqyxRKPSmfrcXkUTpXYxWhW9xQBGAAMC7Tg_cPWSsBsEFjc4A3GJNwAeMTznd7gDUp7ynsz3snxGSEDT15-ZPTT7jVIYxDxThZqjZs0WX8hWPGdHyfaILhwDV0ByVhsDwGYYAAYRLGBiCAjlQOXCCGmwaDYPgxCUMJNCAHVc2YZIAE4qLA70XCXDNvX4bMfFzMR83CItMBLdtRxKND3FlGtnHrPjmzEVs-M7btcD_PtwztJjM2HGxbwnQ4nGg2cFznRi3x1FJ1z3LddwPI8FzM89L2XB1NMre86KfeNsFYT9v2oID2RmQDWWominPo8k3xctyv3xTzWW83y_2SY89OwmJcPwuCEOQ1D0NZTDAq9HCoLeAi0uI2BiHI1p_JyhjgszFi8KMEAAHcKLrH1P3mTI93QHFNHrfB0HFdjOMLYtCT49TqycAa20bHs_3sPABDgHwbGkJhRgmfsIyva9VP4wwiySSdtIshdxTsWA2vQTIAWwSxUGcKrXyfQy127TckhPczjysi9I2U69b0c5cX2XUL3Ii5kooAoD_No6rrzyvCCtSoiMowuKcp-RGUsI9KSNKijkgS_7U3hr1aohJrWhai7iHazrup4vZ-r3PNmALbjeJm8bZWwJra2SMSZsFTJ5lMK663QIshbaZscgU20_rfXb1MO-ypxZ-Kztaumrpuu6Hv057V2M96xE-sRD2-s9fu2p9AYfYGye9MHwp_KGfJhmcAFZF2d3KkvymCUbxkr0YAJkxsRseR3HirIwnibfGPg7jjKysogKU0e-iwMex6JimWZ5iWFY1g2LZwCoZnjgE3F8WgFEriQG4-HuYQVfV2MNSoC0YBRc1bB1-m3E-BiBwzYy5LZABJYhqv6bBUEsWUyjcipFbtiA22SABCafLDnsQADJj-Hq6bJJnZMDXjJsicl9vUwC7LCAyg8IPuejZ-T-Do43036oDwopdwVBb4bz7gPPOJgQboFCMQcIMBIgxCsJ0buaR173xqEdDBd9KjoELtMOYCxLDLEQKsdYmxJisGkIvXAbJLCYBbk8O4ghhBXnqhsVQEB6oAgoRsEkPxOHtVgAARVQHgfgvCWgG0EWIeqGRPANQAAoZEWtIhR3UIDzwmIieqIJJEwGUZ4WQGiQC0PgGyHExgQAwLGJXVaTQGCZCQZwAgzDbj8DYdwBYf5hB_GYLXQwhdSAXClgITAXZrggACcIAALKwGcAB2Vg4cZyFwAAJkAYIKKAhA7qCFZMIFJPtWBxJAC4SplSgA&query=previewwindow%3Dtests%26file%3D%2Ffunction%2Fdebounce%2Fvanilla.js",
+  "lodash/function/debounce": "https://codesandbox.io/api/v1/sandboxes/define?parameters=N4IgZglgNgpgziAXKMBXAdgYwC4QPboD0AJjAEZ4aYyFR7ECGcAFgHQBWCyImB2M6bEhCFCAAmbZsABziJRdRi1a8AtiTyY4hAMSkKVGAB10EVdLwAnbGOBj9lLDDEBfMWEt5VYgOSKmzD4mJqr0qLCsMAAeFtZwYgC8YgAUrGkMlgDmcACUiQB89uSO1KnpWbkmogVimMwwmADWYtj1LfDY8WBWYqGWzqTYDNBwJiAANCAQcABCEOgZAJ5IYAxQcDAuk2hYuAQkxYYHBk6scNINHFygvIICQog8BHA2YOjxScAmYmL-LIhifoAR1QEH6yR8rFo9ACPhy42-YmkUGG6ABwNB4MhhAAbgxTFAUXCEegXMF0OwOqxUBsAGIMRowAAqZhgljgyRy5NIcEwlggZBgEIchh84xSeQShS-6B-AHkyJScJFBPz4Mk3rlWN1LABRBh1ZLJADajMW4pFTgAupLpYifjy-QKhWbxZyajKfl7fjBXuh7V7BTqYPrDe6pbYA963okxJSXtr0Jyo64uf7Zd72i8IRAbCxKFBiLU1lAWm1LdQizGCNQxAwbK1nAIi3gwGXnCCIL6WqyxRKPSmfrcXkUTpXYxWhW9xQBGAAMC7Tg_cPWSsBsEFjc4A3GJNwAeMTznd7gDUp7ynsz3snxGSEDT15-ZPTT7jVIYxDxThZqjZs0WX8hWPGdHyfaILhwDV0ByVhsDwGYYAAYRLGBiCAjlQOXCCGmwaDYPgxCUMJNCAHVc2YZIAE4qLA70XCXDNvX4bMfFzMR83CItMBLdtRxKND3FlGtnHrPjmzEVs-M7btcD_PtwztJjM2HGxbwnQ4nGg2cFznRi3x1FJ1z3LddwPI8FzM89L2XB1NMre86KfeNsFYT9v2oID2RmQDWWominPo8k3xctyv3xTzWW83y_2SY89OwmJcPwuCEOQ1D0NZTDAq9HCoLeAi0uI2BiHI1p_JyhjgszFi8KMEAAHcKLrH1P3mTI93QHFNHrfB0HFdjOMLYtCT49TqycAa20bHs_3sPB4HQHwbGkJhRgmfsIyva9VP4wwiySSdtIshdxTsWA2vQTIAWwSxUGcKrXyfQy127TckhPczjysi9I2U69b0c5cX2XUL3Ii5kooAoD_No6rrzyvCCtSoiMowuKcp-RGUsI9KSNKijkgS_7U3hr1aohJrWhai7iHazrup4vZ-r3PNmALbjeJm8bZWwJra2SMSZsFTJ5lMK663QIshbaZscgU20_rfXb1MO-ypxZ-Kztaumrpuu6Hv057V2M96xE-sRD2-s9fu2p9AYfYGye9MHwp_KGfJhmcAFZF2d3KkvymCUbxkr0YAJkxsRseR3HirIwnibfGPg7jjKysogKU0elMKbYtmOZG0tufVqthKcMQqeYHX6bwaRmb3Nt2Iapgi8EkSFYHEmh2eNTS40scNZ007bBrvWWgN0mnoB0vOW3f2fldjzIb_aKvYXLDu-jwOkdToq0ayjHs6cx7nzTR6JimWZ5iWFY1g2LZwCoZnjgE3F8WgFEriQG4-HuYQVbq1jBqKgFoYAonNKPWm9M3CfAYl3H4xk5JsgAJLEERMZIaxAUFdTwIyaq_RsCoEsLKMobkKiKztlgnB3VGSxluvdMmEA2zJAAITIMsGgsQAAybhY9Mg2RJjsTAZCMjZBytQ3BdCkirHWMYZSL5vSYAupYIClA8IcLQUbH4miDocV9Go1AeFFIcXZlxGheDnC8PcFQURFCwEQLAi-EG6BQjEHCDASIMQrCdGAWkch4iahHX8WIyo6BL7TDmAsSwyxECyIfpMVg0hCG4DZJYTAP8nh3EEMIK89UNiqAgPVAE8SYAkh-Pk9qsAACKqA8D8GKRPe65SxD1QyJ4BqAAFDIAh1oAjad1CA6CJiInqiCepMBOmeFkI0-qyT4BshxMYEAJgXwgEfqtJoDBMieM4AQTJtx-A5O4AsP8wg_jMFfoYS-pALhSwEJgLs1wQAXOEAAFlYDOAA7KwcOM5L4AAEyAMEFFAQgd1BCsmED8n2rA3nrJcIilwQA&query=previewwindow%3Dtests%26file%3D%2Ffunction%2Fdebounce%2Fvanilla.js",
   "lodash/function/delay": "https://codesandbox.io/api/v1/sandboxes/define?parameters=N4IgZglgNgpgziAXKMBXAdgYwC4QPboD0AJjFAIYCehUex5cAFgHQBWCyImB2M62SEIUIACRtmwAHOImG16TZtwC2JPJjiEAxKQqUAOugjLJeAE7YRwEbqoiAviLBm8ykQHJ5DRu8OHldKiwzDAAHqYWcCIAvE7oMQB8NmRUABRg6AA0IgCMAAwF2Z7kvGbuAJSGwokimIwwmADWItj1LfDYUWDmIgFmMMnY5NBwhiCZIBBwAEIQ6ORmlEhg5FBwMPYTaFi4BCQp1LaUzHCSDWwcoNz8fAKIXARwlhlRscCGIiJeTIgi_QCOqAg_VS7mYNDo3gqmQ-IkkFDmvwBQJBYMIADdyEYoBRoYZ7H50KwOsxUOsAGLkRowAAqxhgZjgqUq6EMpDgmDMEAARjBQUd3NlmTV3vERAB5bnEnAhfhc-DpdBwcrMbpmACi5DqqVSAG1qZRskcALrlEWwz7szk8vkGoVm6JJUWfF1fGDPVli128tUwTXa4WOqwW11xGIiYlPVXoZkhz72Flx9pPVL6SaWJh4ILEEToPCWTCrKAtNpHGA57Y4fDxCBgEsDXDKAbECDEdDuSySBijcYiQNOpOWg6Klmhl1hM44EfMbB4aYwADCRfLdKbTLyo9DCcJY94KfcEAzjCzUBzhZx9eSenLTgwVYIIlrl8bAy7cHWxEFfYdA69oaOI47mOEYkuQxCYlgtL0oy0yUKufL5HkOSJn-roTg02DTrO85LjiK70kyyGDiI6FThkKrYYuy7EAA6oejCghQpQVEm25_mx8Ysmx4yTDMcwLEsiArGsGxbHeuxEEcGJYtAFAXEgVw8LcgjXE8V52LEirZC-ZjZMw-kLAA5sqNTrNg8FZph_ZxKk-nMEZyradBKEBMQQQwCE4TmJ04YZDUAEZNkiF5EUTEMix6A8VMszzIsyyrOsmwgMwkj9BIEAMmYmAKQ8Nz8IIzoiGm6zKBAaa_MJ6wwmKxVzIZsAAIqoPmMDlS0ZioDA1WfGmCwuAA7gACgsfA9r8vXongrZpt1RUgICLWDS40htWmqXwAy6KtSA-JjElXZNOQhkeewBA5dcvD5Zw8xNoI3yMPseg8aQZzoKQWAZZcID3YIAAszA5AA7MwABMOQ8QAAty5C8lAhAdfw9KCMDOQAKzML9ID2Nj2NAA&query=previewwindow%3Dtests%26file%3D%2Ffunction%2Fdelay%2Fvanilla.js",
   "lodash/function/flip": "https://codesandbox.io/api/v1/sandboxes/define?parameters=N4IgZglgNgpgziAXKMBXAdgYwC4QPboD0YUEADoVHgCYCGcAFgHQBWCyImB2M62SIQoQAEDbNjJxEQqnUZMuAW0LU8mOIQDEJcgB10ERWTwAnbMODCdZYQF8rJvIuEByWfQYv9-rujjnrMhhqYQBeK1IyAAoopjjaEwBzOABKMIA-YQTklO90RRpUWCYYAA9jMzgwiPIg6iiXWhcAGlcAIxbXTE6XahdcohFQzIBtXp7u1pcOqaaAXX0QZpAIOAAhCHQEgE8kMFooOBhbZbQsXAJiSKvyJjggzFZ2UF8ePgFff2Eyh54Q8LGfSmk3aPXmeU-5ncjGqJhgAEdUBA4Q0mJQaB5-j4CF8yFBaJtYQikSiXGiAG60AxQfFY9D6Hj-BrWTpRNLDCz6YTfcowHBRaEMFJMbB4ACiiIOUR-fL-A25Mv5eIJ6GFoolqClgoGtgGSxW602Oz2ByOJ3AGBw-CI1kIlOp-KeSBe3F4_EQnBxAUiYS5VktGT9sXiSVSgfQ3O5Z0wwaY2TgTDh5JgJiObIG2L83tqwWq1hicTjofZmXjGfyhWKP1M2Cq4UCwQaTSmMy6PT6AyEGWEgImPVbjRcC3Q-tWGy2Jl2iH2h2OyyYZDh4ggKZMmGdnr4boEwD9uhAR0UEH3iCsppgzT3B82iVgAEVUHgeCfhNgTKgL1eEo4AO4ABQSXg4BffdaHJPAIGofdLwjYR90RJ8YD_RxJBAkBF3gFNk33fRbEWc0yFoTAAGtaESGAngIDdXm3DgtkUGABEFG4yH1agYCCdB2KwFdnhAQUBAAFiYABGAB2JgACYRP1AABNpaDaGAoEId8-EMRiPQkkSAFYmEEkBbCMoygA&query=previewwindow%3Dtests%26file%3D%2Ffunction%2Fflip%2Fvanilla.js",
   "lodash/function/negate": "https://codesandbox.io/api/v1/sandboxes/define?parameters=N4IgZglgNgpgziAXKMBXAdgYwC4QPboD06MA5gIbYyFR4Am5cAFgHQBWCyImBV62SEIUIACJtmwAHOImG0GzFjwC2hOnkxxCAYhIUqAHXQRlkvACdsI4CL2UYIgL4iw5vMpEByeYyaejRjzocFYQcACiAG4w6CIAvLbxAHyJAKQiAEzxcQkADAHoyvSosCwwAB5mlnDxIgDaAIwANJktAMwtACwtAKwtAGwAuiyQUFTmABR2VBNhUTEAlAtGwsn1zSIdIj2DRiBNIGEAQhDo5OYAnkhg5FBwMI4HaFi4BMRk9u_6MCxwkjCYdicUBBPgCRDcAghEQVf44GB0WqNdq9XboQJQqw-Zi1cwwACOqAgeImnhYNHovk8yywmJEkig5FOuIJRJJZMIkXIxigjOpBSoIVJ0xgnhaEwWa2ARhEMMqAOwE2xTAWLGweHChNuE1hCoRNNlupwEwZTPQqvVmtQ2uVNMcNP2hzgJzOl2ut3uj3AGBw-CIIs53OgjKBSBBvBi4MhwSsIviMpcPuSCYmLDT51IcElcSSCdlAEJnphU-nzJmaRiYyI5tFYgk6ylYuksjk8gUinQSj9YRZsDUEsjWpsur0BsNRuMph8ZjXFjTVjn1ijtmjHcdTucrogbncHgcWJI8RIIDBzOZMGHo2DBNLYiIDCB7soIA_EC4PTAmgmH3BTqRYAAiqgeCGEgIjYOYqCft-IDnG4ADuAAK5wxHAr73rBkR4BAdAPl-d4PoSIEwIhbjSOhD6HvAp7RA-RiOHsXqSOQmAANbkKQPwcAQl6gpGl5nMoMCCMqXz2I6dAwP86CSVgJ7AiAyqCJ0LANAA7CwGQNI6AACABG5B6TAUCEJB_AmMJEIaQ0PQsJ0ICOI5jlAA&query=previewwindow%3Dtests%26file%3D%2Ffunction%2Fnegate%2Fvanilla.js",
diff --git a/src/code-sandbox.json b/src/code-sandbox.json
index 5532da47..9b59df22 100644
--- a/src/code-sandbox.json
+++ b/src/code-sandbox.json
@@ -131,7 +131,7 @@
   "lodash/function/bind": "https://codesandbox.io/s/hwqht?previewwindow=tests&file=/function/bind/vanilla.js",
   "lodash/function/curry": "https://codesandbox.io/s/rjz9o?previewwindow=tests&file=/function/curry/vanilla.js",
   "lodash/function/curryRight": "https://codesandbox.io/s/3i27g?previewwindow=tests&file=/function/curryRight/vanilla.js",
-  "lodash/function/debounce": "https://codesandbox.io/s/v49r9y?previewwindow=tests&file=/function/debounce/vanilla.js",
+  "lodash/function/debounce": "https://codesandbox.io/s/nlxh9g?previewwindow=tests&file=/function/debounce/vanilla.js",
   "lodash/function/delay": "https://codesandbox.io/s/81fwe7?previewwindow=tests&file=/function/delay/vanilla.js",
   "lodash/function/flip": "https://codesandbox.io/s/32gwy?previewwindow=tests&file=/function/flip/vanilla.js",
   "lodash/function/negate": "https://codesandbox.io/s/ib0le?previewwindow=tests&file=/function/negate/vanilla.js",
diff --git a/src/content/lodash/function/debounce/spec.js b/src/content/lodash/function/debounce/spec.js
index f5595f78..eedcdfc1 100644
--- a/src/content/lodash/function/debounce/spec.js
+++ b/src/content/lodash/function/debounce/spec.js
@@ -38,7 +38,7 @@ describe('debounce', () => {
         expect(fn).toBeCalledWith(99)
       })
 
-      test("with a leading invocation, it should call the debounced fn once, if the time doens't pass", () => {
+      test("with a leading invocation, it should call the debounced fn once, if the time doesn't pass", () => {
         const debounced = debounce(fn, 1000, { leading: true })
 
         for (let i = 0; i < 100; i++) {
@@ -64,6 +64,15 @@ describe('debounce', () => {
         expect(fn).toBeCalledWith(0)
         expect(fn).toBeCalledWith(99)
       })
+
+      test('it should call the debounced fn once with leading option if it was called once', () => {
+        const debounced = debounce(fn, 1000, { leading: true })
+
+        debounced();
+
+        jest.advanceTimersByTime(1001)
+        expect(fn).toBeCalledTimes(1)
+      })
     })
   })
 })
diff --git a/src/content/lodash/function/debounce/vanilla.js b/src/content/lodash/function/debounce/vanilla.js
index 45cef6f7..8b01fc0f 100644
--- a/src/content/lodash/function/debounce/vanilla.js
+++ b/src/content/lodash/function/debounce/vanilla.js
@@ -1,13 +1,17 @@
 const debounce = (func, delay, { leading } = {}) => {
   let timerId
+  let shouldInvoke
 
   return (...args) => {
+    shouldInvoke = true
+
     if (!timerId && leading) {
       func(...args)
+      shouldInvoke = false
     }
     clearTimeout(timerId)
 
-    timerId = setTimeout(() => func(...args), delay)
+    timerId = setTimeout(() => shouldInvoke && func(...args), delay)
   }
 }